University of Maine System Board of Trustees

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F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation 27
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1.

CARBON ELECTRODE FOR AN ELECTROCHEMICAL CELL, AND RELATED METHODS AND SYSTEMS

      
Application Number 18865665
Status Pending
Filing Date 2023-05-17
First Publication Date 2025-11-06
Owner
  • Battelle Energy Alliance, LLC (USA)
  • University of Maine System of Board of Trustees (USA)
Inventor
  • Wang, Lucun
  • Wu, Wei
  • Ding, Dong
  • Wang, Min
  • Yang, Yingchao

Abstract

An electrochemical cell is disclosed. The electrochemical cell may include a first electrode including carbon nanotubes and one or more catalysts formulated to accelerate one or more non-oxidative deprotonation reactions to produce at least one hydrocarbon compound, H+, and e− from at least one other hydrocarbon compound, a second electrode, and an electrolyte between the first electrode and the second electrode. The carbon nanotubes may be oriented at least substantially vertically relative to the electrolyte. Related methods and systems are disclosed.

IPC Classes  ?

  • H01M 4/96 - Carbon-based electrodes
  • H01M 4/86 - Inert electrodes with catalytic activity, e.g. for fuel cells
  • H01M 4/88 - Processes of manufacture
  • H01M 4/90 - Selection of catalytic material

2.

LIGNOCELLULOSIC AND CELLULOSIC PRODUCTS

      
Application Number US2025024086
Publication Number 2025/217409
Status In Force
Filing Date 2025-04-10
Publication Date 2025-10-16
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor Tajvidi, Mehdi

Abstract

The present disclosure provides lignocellulosic or cellulosic products having physical, chemical, and mechanical properties relevant for various commercial applications (e.g., food containers) and methods of manufacturing the same. In accordance with various embodiments, provided products and methods include use of specially prepared coatings (e.g. CNF-containing coatings). The present disclosure provides a lignocellulosic product including: a substrate comprising of pulp and wood flour and a cellulose nanofibril (CNF) or lignin-containing CNF (LCNF) layer.

IPC Classes  ?

  • C08L 97/02 - Lignocellulosic material, e.g. wood, straw or bagasse
  • C08B 15/05 - Derivatives containing elements other than carbon, hydrogen, oxygen, halogen, or sulfur
  • C08H 8/00 - Macromolecular compounds derived from lignocellulosic materials
  • C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof

3.

METHODS AND SYSTEMS OF CONTINUOUS FORMING

      
Application Number 18865249
Status Pending
Filing Date 2023-04-21
First Publication Date 2025-10-09
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Sheltra, Cody Alexander
  • Lopez-Anido, Roberto Antonio
  • Davids, William Glenn
  • Dustin, Zane

Abstract

Presented herein are methods and systems of continuous forming for manufacturing of thermoplastic products (e.g., continuous fiber-reinforced thermoplastic products) from feed materials comprising thermoplastic components. Disclosed methods and systems include heating feed materials to above the glass transition temperature of thermoplastic components, forming consolidated materials from heated feed materials, and cooling consolidated materials to below the glass transition temperature. Further, methods and systems of the present disclosure may include optional steps and/or units which further enable manufacturing thermoplastic products having any of a variety of forms, structures, and/or profiles.

IPC Classes  ?

  • B29C 48/06 - Rod-shaped
  • B29K 101/12 - Thermoplastic materials
  • B29K 105/10 - Condition, form or state of moulded material containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns oriented

4.

MULTIFUNCTIONAL VOLUMETRIC AND PANELIZED CONSTRUCTION ELEMENTS FABRICATED USING ADVANCED MANUFACTURING

      
Application Number US2025020679
Publication Number 2025/207397
Status In Force
Filing Date 2025-03-20
Publication Date 2025-10-02
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Tomlinson, Scott
  • Anderson, James
  • Keiper, Caleb
  • Cole, Alexander, James
  • Kerr, Joseph

Abstract

Performance-based designs follow building codes that specify the desired goals of a building, allowing more flexibility and innovation. Although the current modular and manufactured methods offer fewer manufacturing steps and reduced waste compared to traditional construction, production of modular components requires use of multiple materials and machines, and the processes are not highly precise or repeatable. The present disclosure incorporates performance- based designs and advanced manufacturing methods to fabricate construction components and/or sub-components that are intended to be utilized in building structures. The components and/or sub-components are manufactured by single machines or work cells in controlled environments and are subsequently transported to the site where minimal work is involved for assembly. The performance-based designs are applied in the initial design, throughout the life, and at the end-of- life reuse plan of the components. The current disclosure enables mass customization, precision and repeatability, and use of recyclable and biobased materials.

IPC Classes  ?

  • E04C 2/34 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts
  • B32B 3/28 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layerLayered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a layer with cavities or internal voids characterised by a layer comprising a deformed thin sheet, e.g. corrugated, crumpled
  • E04B 1/16 - Structures made from masses, e.g. concrete, cast or similarly formed in situ with or without making use of additional elements, such as permanent forms, sub-structures to be coated with load-bearing material
  • E04B 5/48 - Special adaptations of floors for incorporating ducts, e.g. for heating or ventilating
  • E04C 2/36 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts spaced apart by transversely-placed strip material, e.g. honeycomb panels

5.

BIOPOLYMER BASED NON-CEMENTITIOUS BINDERS TO ACHIEVE HIGH MECHANICAL PERFORMANCE

      
Application Number 19077221
Status Pending
Filing Date 2025-03-12
First Publication Date 2025-09-18
Owner
  • TEXAS STATE UNIVERSITY (USA)
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
  • THE UNIVERSITY OF TENNESSE RESEARCH FOUNDATION (USA)
Inventor
  • Shi, Xijun
  • Mclean, Robert Jc
  • Chong, Beng Wei
  • Li, Linfei
  • Wang, Lu
  • Ghadami, Maryam

Abstract

The present disclosure pertains to a composite that includes: a biopolymer; and an aggregate material embedded with the biopolymer. The present disclosure also pertains to methods of making a composite by mixing a biopolymer and an aggregate material such that aggregate material becomes embedded with the biopolymer. The biopolymer may include protein hydrogels, such as gelatin while the aggregate material may include sands, such as limestone. The composite may include a compressive strength of at least 25 MPa, a flexural strength of more than 15 MPa, and a cement content of less than 0.1 wt. %.

IPC Classes  ?

6.

HYBRIDIZED ADVANCED ADDITIVE MANUFACTURING

      
Application Number US2025018297
Publication Number 2025/188723
Status In Force
Filing Date 2025-03-04
Publication Date 2025-09-11
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Sheltra, Cody Alexander
  • Dustin, Zane
  • Schanck, Andrew
  • Lopez-Anido, Roberto Antonio
  • Davids, William Glenn

Abstract

inter alia inter alia, hybridized advanced additive manufacturing methods including prefabricating a workpiece that includes a melt layer disposed on at least one bonding surface, thereby forming a prefabricated portion of the workpiece; disposing the prefabricated portion of the workpiece onto a build platform within an additive manufacturing build area of an additive manufacturing system; activating the bonding surface using a light source; and printing, layer-by-layer, on top of the bonding surface via the additive manufacturing system using a material of the same class of materials as that of the melt layer, thereby forming a printed portion of the workpiece that is unitary with the prefabricated portion of the workpiece.

IPC Classes  ?

  • B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
  • B29C 64/188 - Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control
  • B29C 35/02 - Heating or curing, e.g. crosslinking or vulcanising
  • B28B 11/24 - Apparatus or processes for treating or working the shaped articles for curing, setting or hardening
  • B29C 64/245 - Platforms or substrates
  • B29C 64/295 - Heating elements
  • B28B 11/04 - Apparatus or processes for treating or working the shaped articles for coating
  • G05B 19/4099 - Surface or curve machining, making 3D objects, e.g. desktop manufacturing

7.

HIGH SHEAR DRYING AND CONCENTRATING METHODS AND SYSTEMS

      
Application Number US2025015064
Publication Number 2025/171299
Status In Force
Filing Date 2025-02-07
Publication Date 2025-08-14
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Cline, Amos
  • Neivandt, David J.
  • Eme, Charles

Abstract

Substances that are suspended, dispersed, and/or dissolved in a liquid can be dried or concentrated to obtain dried or concentrated material. For example, cellulose nanofibrils (CNFs) are cellulose-based materials with nanoscale dimensions and desirable properties formed by treating macroscopic cellulose fibers to defibrillate them into a slurry or feedstock, followed by drying of the feedstock to form dry CNF material. Drying methods such as spray drying and oven drying cause excessive aggregation of the dried materials, while freeze drying and supercritical CO2 drying are costly and difficult to scale up. The present embodiments include methods and systems using high shear for drying or concentrating liquid feedstocks containing suspended and/or dissolved substances to produce dried or concentrated substances in a scalable manner with high yield.

IPC Classes  ?

  • C08B 15/08 - Fractionation of cellulose, e.g. separation of cellulose crystallites
  • C08L 1/02 - CelluloseModified cellulose
  • C08H 8/00 - Macromolecular compounds derived from lignocellulosic materials
  • C08B 15/02 - OxycelluloseHydrocelluloseCellulose hydrate

8.

METHODS AND SYSTEMS FOR THE AUTOMATED GENERATION OF NEURAL NETWORK ARCHITECTURES

      
Application Number US2025013847
Publication Number 2025/166046
Status In Force
Filing Date 2025-01-30
Publication Date 2025-08-07
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Chakraborty, Prabuddha
  • Rahman, Md Hafizur
  • Haider, Zafaryab

Abstract

Presented herein are systems and methods for generating a neural network architecture (NNA) tailored for a given task. In certain embodiments, the technology automatically identifies a neural network architecture appropriate to perform the task, tweaks the architecture to meet one or more particular use-case requirements, and trains the most optimal neural network model for the task.

IPC Classes  ?

  • G06F 8/35 - Creation or generation of source code model driven
  • G06N 3/082 - Learning methods modifying the architecture, e.g. adding, deleting or silencing nodes or connections
  • G06N 3/02 - Neural networks

9.

COMPOSITIONS AND METHODS FOR WOUND HEALING

      
Application Number 19034918
Status Pending
Filing Date 2025-01-23
First Publication Date 2025-07-31
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Klimis-Zacas, Dorothy
  • Mason, Michael D.
  • Alaba, Tolu Esther
  • Tsakiroglou, Panagiotis
  • Turner, Blake Hamilton
  • Vandenakker, Natalie Esther
  • Holbrook, Jacob Allan

Abstract

Materials and methods for modulating wound healing are described. Compositions including a phenolic acid extract of berries from the Vaccinium family are useful for promoting wound healing, and can be formulated in a cream, a serum or gel, or in a nanocellulose hydrogel.

IPC Classes  ?

  • A61K 36/45 - Ericaceae or Vacciniaceae (Heath or Blueberry family), e.g. blueberry, cranberry or bilberry
  • A61K 9/06 - OintmentsBases therefor
  • A61K 31/192 - Carboxylic acids, e.g. valproic acid having aromatic groups, e.g. sulindac, 2-aryl-propionic acids, ethacrynic acid
  • A61K 31/216 - Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids of acids having aromatic rings, e.g. benactizyne, clofibrate
  • A61K 47/10 - AlcoholsPhenolsSalts thereof, e.g. glycerolPolyethylene glycols [PEG]PoloxamersPEG/POE alkyl ethers
  • A61K 47/12 - Carboxylic acidsSalts or anhydrides thereof
  • A61K 47/36 - PolysaccharidesDerivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
  • A61P 17/02 - Drugs for dermatological disorders for treating wounds, ulcers, burns, scars, keloids, or the like

10.

CELLULOSE-BASED HYDROGELS AS VACCINE ADJUVANTS

      
Application Number US2025011844
Publication Number 2025/155702
Status In Force
Filing Date 2025-01-16
Publication Date 2025-07-24
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Bouchard, Deborah
  • Mason, Michael
  • Turner, Sarah
  • Turner, Blake
  • Kukk, Kora
  • Holbrook, Jacob

Abstract

Adjuvant compositions, and vaccine compositions utilizing the adjuvant compositions, are described. The adjuvant compositions include a salt-crosslinked TEMPO-oxidized cellulose nanofibril (CNF) hydrogel, and the vaccine compositions further include an antigen or immunogen.

IPC Classes  ?

  • A61K 47/61 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule the organic macromolecular compound being a polysaccharide or a derivative thereof
  • A61K 39/02 - Bacterial antigens
  • A61K 47/69 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit
  • C08J 3/075 - Macromolecular gels
  • C08B 15/00 - Preparation of other cellulose derivatives or modified cellulose
  • C08L 1/02 - CelluloseModified cellulose

11.

ADJUNCTIVE TREATMENT OF MYCOBACTERIAL DISEASES

      
Application Number 18847759
Status Pending
Filing Date 2023-03-21
First Publication Date 2025-06-26
Owner
  • UNIVERSITY OF SOUTHERN CALIFORNIA (USA)
  • CENTRAL MICHIGAN UNIVERSITY (USA)
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Eoh, Hyungjin
  • Swarts, Benjamin
  • Woodruff, Peter
  • Lee, Jae Jin

Abstract

Disclosed herein are azidodeoxy- and aminodeoxy trehalose (TreAz and TreNH2) compounds that inhibit Mycobacterium tuberculosis (an etiological agent of TB) biofilm (an in vitro model of intent TB infection) formation via blocking of the adaptive strategy used by M. tuberculosis form biofilm, termed trehalose catalytic shift. Prior to our work, such compounds were never tested for inhibition of mycobacterial biofilm formation. Our work defined this class of compounds' mechanism of action and showed for the first time that they sensitize drug-tolerant mycobacteria to existing clinically used antibiotics. The disclosed compounds are potential drugs for adjunctive treatment of TB and related mycobacterial diseases.

IPC Classes  ?

  • A61K 31/7016 - Disaccharides, e.g. lactose, lactulose
  • A61K 31/133 - Amines, e.g. amantadine having hydroxy groups, e.g. sphingosine
  • A61K 31/4409 - Non-condensed pyridinesHydrogenated derivatives thereof only substituted in position 4, e.g. isoniazid, iproniazid
  • A61K 31/47 - QuinolinesIsoquinolines
  • A61K 31/4709 - Non-condensed quinolines containing further heterocyclic rings
  • A61K 31/496 - Non-condensed piperazines containing further heterocyclic rings, e.g. rifampin, thiothixene or sparfloxacin
  • A61K 31/4965 - Non-condensed pyrazines
  • A61K 31/606 - Salicylic acidDerivatives thereof having amino groups
  • A61K 31/7036 - Compounds having saccharide radicals attached to non-saccharide compounds by glycosidic linkages attached to a carbocyclic compound, e.g. phloridzin having at least one amino group directly attached to the carbocyclic ring, e.g. streptomycin, gentamycin, amikacin, validamycin, fortimicins
  • A61K 31/706 - Compounds having saccharide radicals and heterocyclic rings having nitrogen as a ring hetero atom, e.g. nucleosides, nucleotides containing six-membered rings with nitrogen as a ring hetero atom
  • A61P 31/06 - Antibacterial agents for tuberculosis

12.

SYSTEMS AND METHODS FOR CHARACTERIZING FIBER COMPOSITIONS

      
Application Number US2024057786
Publication Number 2025/117769
Status In Force
Filing Date 2024-11-27
Publication Date 2025-06-05
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor Seekins, Tyler Russell

Abstract

Presented herein are systems and methods for characterizing fiber compositions. In certain embodiments, methods and systems described herein utilized trained machine learning algorithms to characterize (e.g., automatically) fibers in a fiber sample.

IPC Classes  ?

  • G06T 7/40 - Analysis of texture
  • G06V 10/40 - Extraction of image or video features
  • G06N 20/00 - Machine learning
  • G01N 21/00 - Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light

13.

FOLDABLE PHYSICAL STRUCTURES

      
Application Number 18841541
Status Pending
Filing Date 2023-02-28
First Publication Date 2025-05-22
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Rais-Rohani, Masoud
  • Verzoni, Anthony
  • Anderson, James M.
  • Tomlinson, Scott
  • Cole, Alexander James

Abstract

Physical structures having kinematic compatibility are disclosed. One example of a physical structure includes walls that are connected together such that the physical structure is moveable between a flat-folded state and an expanded state. In the expanded state, the physical structure at least partially encloses a volume. One or more of the walls may include two or more panels. The structure may include locking mechanism(s) to stabilize the structure in the expanded state. The structure may include mechanical assistance component(s) that reduce the force that need be applied to move the structure from the flat-folded state to the expanded state. Physical structures that are moveable between a flat unfolded state and a folded state are also disclosed Such physical structures may include connected panels that are moveable between the flat unfolded state and the folded state. In the folded state, a physical structure may at least partially enclose a volume.

IPC Classes  ?

  • E04B 1/344 - Structures characterised by movable, separable, or collapsible parts, e.g. for transport with hinged parts

14.

REUSABLE NANOMATERIALS FOR MITIGATION OF PERSISTANT ORGANIC POLLUTANTS

      
Application Number US2024056073
Publication Number 2025/106779
Status In Force
Filing Date 2024-11-15
Publication Date 2025-05-22
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor Mukhopadhyay, Sharmila

Abstract

Provided herein are methods and systems for detecting and/or degrading harmful pollutants including PFAS. Also provided are degrading agents and detecting agents for use in provided methods.

IPC Classes  ?

  • C02F 1/58 - Treatment of water, waste water, or sewage by removing specified dissolved compounds
  • C02F 1/68 - Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
  • C02F 1/30 - Treatment of water, waste water, or sewage by irradiation

15.

METHODS FOR PRODUCING HYDROCARBONS, AND RELATED ELECTROCHEMICAL CELLS AND SYSTEMS

      
Application Number 18946797
Status Pending
Filing Date 2024-11-13
First Publication Date 2025-05-15
Owner
  • Battelle Energy Alliance, LLC (USA)
  • University of Maine System of Board of Trustees (USA)
Inventor
  • Wang, Lucun
  • Ding, Dong
  • Wang, Min
  • Yang, Yingchao

Abstract

A method of forming at least one hydrocarbon from carbon dioxide comprises introducing steam to a first electrode of an electrochemical cell, and introducing carbon dioxide to a second electrode of the electrochemical cell. The electrochemical cell includes the first electrode, the second electrode, and an electrolyte between the first electrode and the second electrode. The second electrode comprises at least one catalyst material formulated to accelerate a carbon dioxide hydrogenation reaction to produce the at least one hydrocarbon product from the carbon dioxide. The method further comprises applying a potential difference between the first electrode and the second electrode of the electrochemical cell. Also disclosed are the electrochemical cell, and the system for producing one or more hydrocarbon product from carbon dioxide.

IPC Classes  ?

  • C25B 3/26 - Reduction of carbon dioxide
  • C25B 1/23 - Carbon monoxide or syngas
  • C25B 3/03 - Acyclic or carbocyclic hydrocarbons
  • C25B 9/23 - Cells comprising dimensionally-stable non-movable electrodesAssemblies of constructional parts thereof with diaphragms comprising ion-exchange membranes in or on which electrode material is embedded
  • C25B 11/091 - Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalysts material consisting of at least one catalytic element and at least one catalytic compoundElectrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalysts material consisting of two or more catalytic elements or catalytic compounds
  • C25B 13/07 - DiaphragmsSpacing elements characterised by the material based on inorganic materials based on ceramics
  • C25B 13/08 - DiaphragmsSpacing elements characterised by the material based on organic materials

16.

LIVE TRACKING OF CYBER COMPONENTS AND AI GUIDED AUTOMATED VULNERABILITY DETECTION & FIXING

      
Application Number US2024054291
Publication Number 2025/097073
Status In Force
Filing Date 2024-11-01
Publication Date 2025-05-08
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor Chakraborty, Prabuddha

Abstract

A live mapping framework may be generated for large enterprise- wide networks and systems. The live mapping framework includes identification of key attributes of every device connected to the network. The key attributes may include device type, installed software packages, network connection information, device usage information, and other information. Frequent updates to the live mapping framework and trending over time enable the identification of system vulnerabilities. Generative and explainable Al may additional be used for penetration testing of virtual replicas of the enterprise- wide networks, leading to the generation of solution sets addressing the identified vulnerabilities.

IPC Classes  ?

  • H04L 9/40 - Network security protocols
  • G06F 21/57 - Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
  • H04L 43/50 - Testing arrangements

17.

ENZYMATIC AND CHEMICAL CATALYSIS FOR PRODUCTION FROM GLUCOSE OF THE PHARMACEUTICAL PRECURSOR, S-3-HYDROXY- Y -BUTYROLACTONE HBL

      
Application Number 18913632
Status Pending
Filing Date 2024-10-11
First Publication Date 2025-04-17
Owner
  • The United States, as represented by the Secretary of Agriculture (USA)
  • University of Maine (USA)
  • Wisconsin Alumni Research Foundation (USA)
Inventor
  • Kersten, Philip J.
  • Schwartz, Thomas J.
  • Dumesic, James A.

Abstract

A method of synthesizing(S)-3-hydroxy-γ-butyrolactone (HBL), the method including producing a trione using an enzymatic conversion of glucosone. The enzymatic conversion may include: mutating a domain of Aldos-2-ulose dehydratase (AUDH) to obtain a mutant AUDH; dehydrating glucosone using the mutant AUDH to obtain an intermediate, basidiopyrone P (BPP) (4,5-dihydroxy-2-(hydroxymethyl)-2H-pyran-5-one); and forming the trione from the BPP. The method may further include catalyzing the trione using a base to form an ester of 3,4-dihydroxybutyrate; and converting the ester of 3,4-dihydroxybutyrate into the HBL by adding an acid to the ester of 3,4-dihydroxybutyrate.

IPC Classes  ?

  • C12P 7/62 - Carboxylic acid esters
  • C12N 9/04 - Oxidoreductases (1.), e.g. luciferase acting on CHOH groups as donors, e.g. glucose oxidase, lactate dehydrogenase (1.1)
  • C12N 9/88 - Lyases (4.)

18.

FLOATING WIND TURBINE PLATFORM

      
Application Number 18580357
Status Pending
Filing Date 2022-07-25
First Publication Date 2025-03-20
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Dagher, Habib J.
  • Viselli, Anthony M.

Abstract

A semi-submersible wind turbine platform is configured for floating in a body of water and supporting a wind turbine, and includes a center column, at least three tubular bottom beams extending radially outward of a first axial end of the center column, the center column configured to have a tower attached to a second axial end thereof, outer columns, wherein a first axial end of each outer column attached to a distal end of one of the bottom beams, and top beams, one of which extends between a second axial end of each outer column and the second axial end of the center column.

IPC Classes  ?

  • F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
  • B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices

19.

METHODS AND SYSTEMS FOR THE DESIGN AND USE OF INTELLIGENT LAYER SHARED NEURAL NETWORKS AND MODEL ARCHITECTURE SEARCH ALGORITHMS

      
Application Number US2024044769
Publication Number 2025/049978
Status In Force
Filing Date 2024-08-30
Publication Date 2025-03-06
Owner
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
  • UNIVERSITY OF KANSAS (USA)
Inventor
  • Chakraborty, Prabuddha
  • Shomaji, Sumaiya
  • Rahman, Md Hafizur
  • Rizvee, Md Mashfiq

Abstract

Presented herein are systems and methods for the use and/or automated design of neural networks (NNs) with layer shared architecture (e.g., an intelligent layer shared (ILASH) neural architecture). In certain embodiments, the NN with layer shared architecture comprises a base set of layers (e.g., base layer shared model) and one or more branches extending from the base set of layers. Each branch may include one or more layers from the base set of layers and one or more additional layers different from the base set of layers, each branch designed and trained to perform a particular unique task on a common set of input data. As a result, the NN will share some layers among multiple tasks. Moreover, presented herein are techniques for using a predictive neural network search algorithm to create the branched network of the layer shared architecture.

IPC Classes  ?

  • G06N 3/082 - Learning methods modifying the architecture, e.g. adding, deleting or silencing nodes or connections
  • G06N 5/01 - Dynamic search techniquesHeuristicsDynamic treesBranch-and-bound
  • G06V 10/82 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
  • G06V 20/10 - Terrestrial scenes
  • G06F 18/21 - Design or setup of recognition systems or techniquesExtraction of features in feature spaceBlind source separation
  • G06N 20/00 - Machine learning
  • G06N 3/04 - Architecture, e.g. interconnection topology
  • G06N 3/063 - Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons using electronic means
  • H04N 21/439 - Processing of audio elementary streams
  • A61B 5/318 - Heart-related electrical modalities, e.g. electrocardiography [ECG]

20.

TOOLS FOR MOLDED PARTS AND METHODS OF THEIR MANUFACTURE

      
Application Number US2024042710
Publication Number 2025/042749
Status In Force
Filing Date 2024-08-16
Publication Date 2025-02-27
Owner
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
  • TPI TECHNOLOGY, INC. (USA)
Inventor
  • Arimond, John
  • Snape, Thomas Robert
  • Segala, Alexander L.
  • Flaherty, Chase Colby
  • Fredericks, Ii, Richard William
  • Bisson, Wesley M.

Abstract

Disclosed herein are, among other things, wind blade shell tools, segments of wind blade shell tools, and methods of manufacturing such tools and tool segments. In some embodiments, a tool or tool segment for manufacturing a molded part includes a tooling surface and a rigid frame. The frame may include a rigid frame surface having a near net shape for the tooling surface for the molded part. The tooling surface may be disposed within 120 mm of the frame surface. The frame surface may be disposed sufficiently close to the tooling surface to provide dimensional stability to the tooling surface. The tooling surface can be formed by, for example, 3D printing. The tool may include an insulating layer, a heating layer, a print-surface layer, or a combination thereof.

IPC Classes  ?

  • F03D 1/06 - Rotors
  • B29C 33/38 - Moulds or coresDetails thereof or accessories therefor characterised by the material or the manufacturing process
  • B29C 70/44 - Shaping or impregnating by compression for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding

21.

CRUCIFORM FLOATING OFFSHORE WIND TURBINE PLATFORM

      
Application Number US2024035495
Publication Number 2025/006514
Status In Force
Filing Date 2024-06-26
Publication Date 2025-01-02
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Dagher, Habib, J.
  • Viselli, Anthony M.

Abstract

A barge-type wind turbine platform that is capable of floating on a body of water and supporting a wind turbine includes a keystone. The keystone includes a steel tube concentrically mounted within the keystone, and a plurality of radially extending diaphragms that extend vertically between a lower wall of the keystone and an upper wall of the keystone, and extend radially between the steel tube and side walls of the keystone. A plurality of bottom beams are connected to the keystone and extend radially outwardly thereof, and the combined keystone and bottom beams define a foundation. A wind turbine tower is mounted to the keystone.

IPC Classes  ?

  • F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
  • B63B 43/06 - Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving stability using ballast tanks
  • B63B 5/20 - Hulls characterised by their construction of non-metallic material made predominantly of concrete, e.g. reinforced built-up from elements in combination with elements of other materials
  • B63B 77/10 - Transporting or installing offshore structures on site using buoyancy forces, e.g. using semi-submersible barges, ballasting the structure or transporting of oil-and-gas platforms specially adapted for electric power plants, e.g. wind turbines or tidal turbine generators
  • E02D 27/42 - Foundations for poles, masts, or chimneys
  • E02D 27/52 - Submerged foundations
  • F03D 13/10 - Assembly of wind motorsArrangements for erecting wind motors
  • B63B 1/10 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
  • B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices

22.

METHODS AND COMPOSITIONS FOR FIRE-FIGHTING

      
Application Number US2024036089
Publication Number 2025/006936
Status In Force
Filing Date 2024-06-28
Publication Date 2025-01-02
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Anderson, James M.
  • Beaupré, James John

Abstract

The present disclosure provides for, among other things, mixtures of cellulosic fiber (e.g., nanocellulosic fiber) and water, which can provide an enhanced firefighting and/or fire-prevention tool and methods for their use.

IPC Classes  ?

  • A62D 1/00 - Fire-extinguishing compositionsUse of chemical substances in extinguishing fires
  • A62D 1/02 - Fire-extinguishing compositionsUse of chemical substances in extinguishing fires containing or yielding a gas phase, e.g. foams
  • A62D 1/06 - Fire-extinguishing compositionsUse of chemical substances in extinguishing fires containing gas-producing, chemically-reactive components

23.

NON-ORTHOGONAL ADDITIVE MANUFACTURING AND THE TREATMENT OF PARTS MANUFACTURED THEREOF

      
Application Number 18770986
Status Pending
Filing Date 2024-07-12
First Publication Date 2024-11-28
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Anderson, James M.
  • Ireland, Matthew J.

Abstract

The present disclosure provides a 3D printer including a receiving surface for accepting the accumulation of material layers, and a gantry having a shaft and carriage that is translated along the shaft, and an extruder assembly that is articulated to rotate a printing plane, wherein the extruder assembly is attached to the carriage and the articulated extruder assembly is manipulated to rotate the printing plane away from parallel with the receiving surface.

IPC Classes  ?

  • B29C 64/106 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
  • B29C 64/182 - Processes of additive manufacturing specially adapted for manufacturing multiple 3D objects in parallel batches
  • B29C 64/194 - Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control during lay-up
  • B29C 64/209 - HeadsNozzles
  • B29C 64/241 - Driving means for rotary motion
  • B29C 64/245 - Platforms or substrates
  • B33Y 10/00 - Processes of additive manufacturing
  • B33Y 30/00 - Apparatus for additive manufacturingDetails thereof or accessories therefor

24.

SELECTIVE PARTICLE ENTRAPMENT AND APPLICATIONS THEREOF

      
Application Number 18689616
Status Pending
Filing Date 2022-09-07
First Publication Date 2024-11-21
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Khoda, Akm Bashir
  • Shovon, S.M. Abu Naser
  • Alam, Adeeb Ibne
  • Khalil, Md Ibrahim

Abstract

Methods for selectively entrapping particles are disclosed. In some embodiments. a method for selectively entrapping particles includes providing a substrate at least partially submerged in a solution including a solute and solvent, where particles are dispersed in the solution. An interfacial layer may be formed on a surface of the substrate from the solute, for example spontaneously. The solute may be a polymer binder. The particles may then be entrapped in the interfacial layer. Thus, the particles may be dispersed in the solution and entrapped out of the solution. Entrapping may include applying a balance of viscous force and centrifugal force to the particles.

IPC Classes  ?

  • B22F 7/04 - Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting of composite layers with one or more layers not made from powder, e.g. made from solid metal
  • B22F 7/06 - Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting of composite workpieces or articles from parts, e.g. to form tipped tools

25.

COMPOSITIONS AND METHODS FOR ACCELERATED SOIL STABILIZATION

      
Application Number 18654912
Status Pending
Filing Date 2024-05-03
First Publication Date 2024-11-07
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Gallant, Aaron P.
  • Ashraf, Warda Bint

Abstract

The present disclosure provides compositions and methods for accelerating soil stabilization using carbon dioxide.

IPC Classes  ?

  • C09K 17/04 - Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only applied in a physical form other than a solution or a grout, e.g. as granules or gases
  • C04B 2/02 - Lime
  • C09K 105/00 - Erosion prevention

26.

NON-ORTHOGONAL ADDITIVE MANUFACTURING AND THE TREATMENT OF PARTS MANUFACTURED THEREOF

      
Application Number 18770966
Status Pending
Filing Date 2024-07-12
First Publication Date 2024-10-31
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Anderson, James M.
  • Ireland, Matthew J.

Abstract

The present disclosure provides a 3D printer including a receiving surface for accepting the accumulation of material layers, and a gantry having a shaft and carriage that is translated along the shaft, and an extruder assembly that is articulated to rotate a printing plane, wherein the extruder assembly is attached to the carriage and the articulated extruder assembly is manipulated to rotate the printing plane away from parallel with the receiving surface.

IPC Classes  ?

  • B29C 64/106 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
  • B29C 64/182 - Processes of additive manufacturing specially adapted for manufacturing multiple 3D objects in parallel batches
  • B29C 64/194 - Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control during lay-up
  • B29C 64/209 - HeadsNozzles
  • B29C 64/241 - Driving means for rotary motion
  • B29C 64/245 - Platforms or substrates
  • B33Y 10/00 - Processes of additive manufacturing
  • B33Y 30/00 - Apparatus for additive manufacturingDetails thereof or accessories therefor

27.

CELLULOSE NANOFIBER (CNF) STABILIZED MEMBRANES AND METHODS OF MAKING THEREOF

      
Application Number 18294825
Status Pending
Filing Date 2022-08-05
First Publication Date 2024-10-17
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Mason, Michael Darin
  • Hossen, Muhammad Radowan

Abstract

The present invention includes membranes comprising one or more cellulosic materials and wetting agent(s), and methods of making such membranes.

IPC Classes  ?

  • B01D 71/10 - CelluloseModified cellulose
  • B01D 67/00 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
  • B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
  • B01D 69/14 - Dynamic membranes
  • B01D 71/74 - Natural macromolecular material or derivatives thereof

28.

POLYMER MODIFIED NANOFIBER COMPOSITES

      
Application Number US2024021115
Publication Number 2024/206133
Status In Force
Filing Date 2024-03-22
Publication Date 2024-10-03
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Gardner, Douglas J.
  • Gramlich, William M.
  • Kelly, Peter V.

Abstract

Provided herein are methods for surface modification of cellulosic material and/or cellulose containing fibers and fibrils. Further, the present disclosure provides compositions produced according to described methods.

IPC Classes  ?

  • D21C 9/00 - After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
  • D21H 11/20 - Chemically or biochemically modified fibres
  • D21H 13/24 - Polyesters
  • D21H 17/37 - Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
  • D21H 19/12 - Coatings without pigments applied as a solution using water as the only solvent, e.g. in the presence of acid or alkaline compounds

29.

METHODS AND SYSTEMS FOR NANOBUBBLE GENERATION AND USE

      
Application Number US2024021681
Publication Number 2024/206445
Status In Force
Filing Date 2024-03-27
Publication Date 2024-10-03
Owner
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
  • ARIZONA BOARD OF REGENTS O/B/O ARIZONA STATE UNIVERSITY (USA)
  • UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION (USA)
Inventor
  • Apul, Onur G.
  • Bouchard, Deborah A.
  • Garcia-Segura, Sergio
  • Graf, John G.

Abstract

Presented herein are systems and methods related to associating nanobubbles (NBs) with a composition (e.g., a liquid composition). NBs are ultrafine gas domains in liquid with nano-scale diameters that are, on average, smaller than 1000 nm diameter (e.g., about 200nm in diameter or less). NBs have remarkably large interfacial surface areas and have unique physicochemical properties due to their small dimensions. The small size (e.g., diameter) and higher surface tension of NBs increase the interfacial gas-liquid surface area, which in turn promotes mass transfer. In some embodiments, NBs (e.g., oxygen NBs) can be suspended in a composition (e.g., water) long periods of time and produce reactive oxygen species without added catalysts. However, NB applications in water treatment applications have not been widely explored.

IPC Classes  ?

  • B03D 1/02 - Froth-flotation processes
  • B03D 1/14 - Flotation machines
  • C02F 1/24 - Treatment of water, waste water, or sewage by flotation
  • B03D 1/08 - Subsequent treatment of concentrated product

30.

VACUUM-ASSISTED INTEGRATION OF IMPLANTS

      
Application Number US2024021095
Publication Number 2024/206121
Status In Force
Filing Date 2024-03-22
Publication Date 2024-10-03
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Neivandt, David J.
  • Dickey, Ian D.
  • Lichtenwalner, Anne B.
  • Weber, James A.

Abstract

Implants with porous internal structures including interconnected pores allow biological tissues to be grown into the pores for improved integration and stability of the implants. The application of vacuum pressure directly to and through the porous implants during patient healing further increases integration of living tissues with the implants. The present disclosures describe methods, systems, and devices for vacuum-assisted integration of implants with improved integration and performance.

IPC Classes  ?

  • A61F 2/02 - Prostheses implantable into the body
  • A61F 2/50 - Prostheses not implantable in the body

31.

MULTILAYER HEAT SINKS

      
Application Number US2024019913
Publication Number 2024/192231
Status In Force
Filing Date 2024-03-14
Publication Date 2024-09-19
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor Mukhopadhyay, Sharmila

Abstract

Structural hierarchy in heat sinks combines the thermal conductivity of materials with fin architectures tailored for active or passive electronic cooling components. Heat sinks with nanoscale hierarchical structures can combine thermally conductive materials with high aspect-ratio fms for rapid thermal exchange with surroundings. Carbon nanotubes (CNT) are promising components since they combine ultra-high thermal conductivity along their axial directions with high surface area and radiative heat transfer capacity. In some embodiments, nanostructures (e.g., aligned carbon nanotubes) strongly attached (e.g., covalently attached) to surfaces of structures such as heat sinks, heat spreaders, etc., can enhance thermal performance (e.g., thermoelectric energy generation (TEG) voltage, heat dissipation, heat radiation, etc.).

IPC Classes  ?

  • H01L 23/373 - Cooling facilitated by selection of materials for the device
  • F28F 3/06 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being attachable to the element
  • F28F 21/02 - Constructions of heat-exchange apparatus characterised by the selection of particular materials of carbon, e.g. graphite

32.

COMPOSITIONS AND METHODS FOR TOXIC SPECIES REMOVAL FROM FLUID

      
Application Number 18569419
Status Pending
Filing Date 2022-06-15
First Publication Date 2024-08-22
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Hafez, Islam
  • Tajvidi, Mehdi
  • Rahman, Md Musfiqur
  • Amirbahman, Aria

Abstract

The present disclosure provides compositions for removing one or more toxic species, such as arsenic, one or more metalloids, or one or more other toxic elements and/or molecules, by, for example adsorption, methods of forming such compositions, and methods of using such compositions. In particular, in certain embodiments, a composition for removing one or more toxic species from a fluid (e.g., water) includes a cellulose-based matrix and a plurality of metal oxide particles dispersed throughout the matrix. The cellulose-based matrix may be a network and/or may be a cellulose fibril matrix, such as a cellulose nanofibril (CNF) matrix. The cellulose-based matrix may be an aerogel, for example a CNF aerogel. The metal oxide particles may be iron oxide particles, such as iron oxide nanoparticles. In some embodiments, a composition comprises metal oxide (e.g., iron oxide) particles (e.g., nanoparticles) dispersed in a cellulose fibril (e.g., CNF) aerogel matrix.

IPC Classes  ?

  • B01J 20/24 - Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
  • B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
  • B01J 20/32 - Impregnating or coating
  • C02F 1/28 - Treatment of water, waste water, or sewage by sorption
  • C02F 101/10 - Inorganic compounds

33.

CEMENT COMPOSITIONS, AND METHODS THEREOF

      
Application Number 18281476
Status Pending
Filing Date 2022-03-11
First Publication Date 2024-05-16
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Ashraf, Warda Bint
  • Pendse, Hemant Purushottam
  • Haque, Muhammad Intesarul

Abstract

The present disclosure provides compositions comprising modified biochar and a cement composition, as well as methods of making and characterizing such compositions, and/or technologies relating to such compositions, their production, and/or their use.

IPC Classes  ?

  • C04B 20/10 - Coating or impregnating
  • C04B 18/10 - Burned refuse
  • C04B 28/04 - Portland cements
  • C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
  • C04B 103/65 - Water proofers or repellants
  • C04B 111/27 - Water resistance, i.e. waterproof or water-repellent materials
  • C04B 111/94 - Electrically conducting materials

34.

HEEL TANK DAMPER FOR FLOATING STRUCTURES

      
Application Number US2023033680
Publication Number 2024/072780
Status In Force
Filing Date 2023-09-26
Publication Date 2024-04-04
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Allen, Christopher, K.
  • Goupee, Andrew, J.
  • Kimball, Richard, W.
  • Viselli, Anthony, M.
  • Dagher, Habib, J.

Abstract

A barge-type wind turbine platform in combination with a heel tank damper includes a barge-type wind turbine platform having a keystone, two pairs of bottom beams, each including two bottom beams connected to opposite sides of the keystone, wherein the combined pairs of bottom beams define a foundation. A U-shaped ballast conduit is mounted or formed within each of the pairs of bottom beams. Each ballast conduit has ballast water therein, the ballast water extending from an outwardly extending portion of each bottom beam of each pair of bottom beams, such that a volume of air is defined between a surface of the ballast water in each outwardly extending portion and an outwardly facing wall of each outwardly extending portion, and an internal damping element is provided within each ballast conduit. A heel tank damper is defined by the ballast conduits and their respective internal damping elements.

IPC Classes  ?

  • B63B 39/03 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses by transferring liquids
  • B63B 13/02 - Ports for passing water through vessels' sides
  • F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation

35.

HEEL TANK DAMPER FOR FLOATING STRUCTURES

      
Application Number 18372832
Status Pending
Filing Date 2023-09-26
First Publication Date 2024-03-28
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Allen, Christopher K.
  • Goupee, Andrew J.
  • Kimball, Richard
  • Viselli, Anthony M.
  • Dagher, Habib J.

Abstract

A barge-type wind turbine platform in combination with a heel tank damper includes a barge-type wind turbine platform having a keystone, two pairs of bottom beams, each including two bottom beams connected to opposite sides of the keystone, wherein the combined pairs of bottom beams define a foundation. A U-shaped ballast conduit is mounted or formed within each of the pairs of bottom beams. Each ballast conduit has ballast water therein, the ballast water extending from an outwardly extending portion of each bottom beam of each pair of bottom beams, such that a volume of air is defined between a surface of the ballast water in each outwardly extending portion and an outwardly facing wall of each outwardly extending portion, and an internal damping element is provided within each ballast conduit. A heel tank damper is defined by the ballast conduits and their respective internal damping elements.

IPC Classes  ?

  • B63B 39/03 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses by transferring liquids

36.

METHODS OF ALTERING PROTEIN DEPOSITION ON URINARY CATHETERS AND DEVICES

      
Application Number 18224842
Status Pending
Filing Date 2023-07-21
First Publication Date 2024-02-01
Owner
  • University of Maine System Board of Trustees (USA)
  • University of Notre Dame du Lac (USA)
Inventor
  • Howell, Caitlin Lake
  • Andersen, Marissa J.
  • Flores Mireles, Ana Lidia

Abstract

Presented herein are devices, systems, and methods related to liquid infused substrates for use in medical applications. Adhesion of proteins, pathogens, and other substances to medical devices presents an issue. Proteins from the surrounding environment adhere to medical devices, which may, under certain conditions, result in the adhesion of pathogens to the medical device. The presence of these pathogens may result in infections when a medical device is inserted or otherwise placed in vivo (in whole or in part), which may require the removal of the device and/or treatment of the subject with antibiotics. Changing the surface properties of such devices can alter which proteins, pathogens, and/or other substances adhere and/or adsorb to the surface. Accordingly, in some embodiments, the present disclosure provides for technologies for altering surface adhesion and/or absorption of proteins, pathogens and/or other substances by infusing/impregnating a substrate of the device with an impregnation fluid.

IPC Classes  ?

  • A61L 29/08 - Materials for coatings
  • A61L 29/06 - Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds

37.

METHODS OF ALTERING PROTEIN DEPOSITION ON URINARY CATHETERS AND DEVICES

      
Application Number US2023028352
Publication Number 2024/025799
Status In Force
Filing Date 2023-07-21
Publication Date 2024-02-01
Owner
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
  • UNIVERSITY OF NOTRE DAME DU LAC (USA)
Inventor
  • Howell, Caitlin Lake
  • Andersen, Marissa J.
  • Flores Mireles, Ana Lidia

Abstract

Presented herein are devices, systems, and methods related to liquid infused substrates for use in medical applications. Adhesion of proteins, pathogens, and other substances to medical devices presents an issue. Proteins from the surrounding environment adhere to medical devices, which may, under certain conditions, result in the adhesion of pathogens to the medical device. The presence of these pathogens may result in infections when a medical device is inserted or otherwise placed in vivo (in whole or in part), which may require the removal of the device and/or treatment of the subject with antibiotics. Changing the surface properties of such devices can alter which proteins, pathogens, and/or other substances adhere and/or adsorb to the surface. Accordingly, in some embodiments, the present disclosure provides for technologies for altering surface adhesion and/or absorption of proteins, pathogens and/or other substances by infusing/impregnating a substrate of the device with an impregnation fluid.

IPC Classes  ?

  • A61L 27/48 - Composite materials, i.e. layered or containing one material dispersed in a matrix of the same or different material having a macromolecular matrix with macromolecular fillers
  • A61L 27/30 - Inorganic materials
  • A61L 27/42 - Composite materials, i.e. layered or containing one material dispersed in a matrix of the same or different material having an inorganic matrix
  • A61L 27/02 - Inorganic materials
  • A61L 27/16 - Macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • A61L 27/18 - Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds

38.

COMPOSITIONS CONTAINING AMINO ACIDS AS AN ADMIXTURE FOR CEMENT-BASED MATERIALS

      
Application Number 18335922
Status Pending
Filing Date 2023-06-15
First Publication Date 2023-12-21
Owner
  • Board of Regents, The University Of Texas System (USA)
  • The University of Maine System Board of Trustees (USA)
Inventor
  • Ashraf, Warda
  • Khan, Rakibul I.
  • Haque, Muhammad Intesarul

Abstract

Amino acid-containing carbonated composites of silicate-containing cementitious materials and methods of making the same, are disclosed. The carbonated composites contain polymorphs of CaCO3, that are controlled in terms of type (i.e., relative proportion) and size when compared to the same composites formed without amino acids and show improved mechanical properties. Methods of making carbonated silicate-containing cementitious materials with improved properties include supplementing a silicate-containing cementitious material with one or more amino acids prior to carbonation, in effective amounts to confer to the resulting carbonated composite material has one of the following properties when compared to composite materials cured under the same conditions in the absence of the one or more amino acids.

IPC Classes  ?

  • C04B 24/12 - Nitrogen containing compounds
  • C04B 28/18 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing mixtures of the silica-lime type
  • C04B 28/08 - Slag cements
  • C04B 40/02 - Selection of the hardening environment

39.

METHODS AND SYSTEMS FOR AUGMENTING AND/OR SIMULATING FLAVORS

      
Application Number 18013056
Status Pending
Filing Date 2021-07-23
First Publication Date 2023-12-21
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Ranasinghe, Ranasinghe Arachchilage Nimesha
  • Gecawicz, Michael
  • Bland, Jonathan Roman
  • James Ravindran Santhakumar, Meetha Nesam

Abstract

Presented herein are systems, methods, and techniques related to delivery of simulated flavor sensations to a user while consuming (e.g., eating, drinking) food items. The perception of flavor is a multisensory experience as it involves not only taste, but other sensory experiences such as sight, sound, smell, and touch. Delivery of one or more sensory experiences to a user as the user is consuming a food item is able to augment how the user experiences the food item's flavor. For example, changing a smell or color a food item has affects how users perceive it when being consumed Changing perceptions through stimulating various senses can alter expectations significantly and in unexpected ways when delivering or combining stimuli. Accordingly in some embodiments, the present disclosure provides for technologies (e.g., device(s), systems and/or method(s)) for delivering simulated flavor sensations while consuming food items (e.g., solid food items, a beverage).

IPC Classes  ?

  • A61N 1/36 - Applying electric currents by contact electrodes alternating or intermittent currents for stimulation, e.g. heart pace-makers
  • A61N 1/05 - Electrodes for implantation or insertion into the body, e.g. heart electrode

40.

METHODS AND SYSTEMS OF CONTINUOUS FORMING

      
Application Number US2023019433
Publication Number 2023/235071
Status In Force
Filing Date 2023-04-21
Publication Date 2023-12-07
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Sheltra, Cody Alexander
  • Lopez-Anido, Roberto A.
  • Davids, William Glenn
  • Dustin, Zane

Abstract

Presented herein are methods and systems of continuous forming for manufacturing of thermoplastic products (e.g., continuous fiber-reinforced thermoplastic products) from feed materials comprising thermoplastic components. Disclosed methods and systems include heating feed materials to above the glass transition temperature of thermoplastic components, forming consolidated materials from heated feed materials, and cooling consolidated materials to below the glass transition temperature. Further, methods and systems of the present disclosure may include optional steps and/or units which further enable manufacturing thermoplastic products having any of a variety of forms, structures, and/or profiles.

IPC Classes  ?

  • B29B 13/02 - Conditioning or physical treatment of the material to be shaped by heating
  • B29B 13/04 - Conditioning or physical treatment of the material to be shaped by cooling
  • B29C 35/02 - Heating or curing, e.g. crosslinking or vulcanising
  • B29C 35/16 - Cooling

41.

CARBON ELECTRODE FOR AN ELECTROCHEMICAL CELL, AND RELATED METHODS AND SYSTEMS

      
Application Number US2023067111
Publication Number 2023/225549
Status In Force
Filing Date 2023-05-17
Publication Date 2023-11-23
Owner
  • BATTELLE ENERGY ALLIANCE, LLC (USA)
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Wang, Lucun
  • Wu, Wei
  • Ding, Dong
  • Wang, Min
  • Yang, Yingchao

Abstract

An electrochemical cell is disclosed. The electrochemical cell may include a first electrode including carbon nanotubes and one or more catalysts formulated to accelerate one or more non-oxidative deprotonation reactions to produce at least one hydrocarbon compound, H+, and e- from at least one other hydrocarbon compound, a second electrode, and an electrolyte between the first electrode and the second electrode. The carbon nanotubes may be oriented at least substantially vertically relative to the electrolyte. Related methods and systems are disclosed.

IPC Classes  ?

  • C25B 9/40 - Cells or assemblies of cells comprising electrodes made of particlesAssemblies of constructional parts thereof
  • H01M 8/1007 - Fuel cells with solid electrolytes with both reactants being gaseous or vaporised

42.

SYSTEMS AND METHODS FOR DETERMINING WATER CONTENT IN A SAMPLE

      
Application Number 18025938
Status Pending
Filing Date 2021-09-13
First Publication Date 2023-11-16
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Saleh, Sfoog H.
  • Tripp, Carl P.

Abstract

Methods, kits, and systems for determining water content of a sample are described herein. In some embodiments, methods of the present disclosure are directed to measuring water concentration in oil samples.

IPC Classes  ?

  • G01N 21/3554 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content
  • G01N 21/65 - Raman scattering
  • G01N 33/28 - Oils

43.

ADJUNCTIVE TREATMENT OF MYCOBACTERIAL DISEASES

      
Application Number US2023015729
Publication Number 2023/183276
Status In Force
Filing Date 2023-03-21
Publication Date 2023-09-28
Owner
  • UNIVERSITY OF SOUTHERN CALIFORNIA (USA)
  • CENTRAL MICHIGAN UNIVERSITY (USA)
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Eoh, Hyungjin
  • Swarts, Benjamin
  • Woodruff, Peter
  • Lee, Jae Jin

Abstract

2Mycobacterium tuberculosisM. tuberculosisM. tuberculosis form biofilm, termed trehalose catalytic shift. Prior to our work, such compounds were never tested for inhibition of mycobacterial biofilm formation. Our work defined this class of compounds' mechanism of action and showed for the first time that they sensitize drug-tolerant mycobacteria to existing clinically used antibiotics. The disclosed compounds are potential drugs for adjunctive treatment of TB and related mycobacterial diseases.

IPC Classes  ?

44.

AUTONOMOUS ROAMING OFFSHORE WIND TURBINE

      
Application Number US2023016056
Publication Number 2023/183475
Status In Force
Filing Date 2023-03-23
Publication Date 2023-09-28
Owner
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
  • ALLIANCE FOR SUSTAINABLE ENERGY, LLC (USA)
Inventor
  • Kimball, Richard, W.
  • Goupee, Andrew, J.
  • Viselli, Anthony, M.
  • Dagher, Habib, J.
  • Musial, Walter, D.
  • Robertson, Amy N.
  • Driscoll, Fredrick R.

Abstract

An autonomous roaming offshore wind turbine (AROWT) includes a floating hull, a lifting keel extending outwardly from an underside of the hull, ballast, a propeller mounted to a portion of the hull, and a wind turbine mounted to an upper side of the hull. When deployed in a body of water, the AROWT moves in a figure-eight station-keeping pattern and includes: a wind turbine having a rated power between 5 MW and 25 MW, a rated wind speed between 8 m/s and 20 m/s, a wind turbine blade diameter within 100 m to 300 m, a lifting keel depth of between 30 m and 100 m, a hull speed to wind speed ratio of between 0.1 and 0.3, a pattern beam to wind turbine blade diameter ratio of between 0.5 and about 5.0, and a pattern beam to pattern surge ratio of between 0.02 and about 0.1

IPC Classes  ?

  • B63B 41/00 - Drop keels, e.g. centre boards or side boards
  • B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
  • B63B 75/00 - Building or assembling floating offshore structures, e.g. semi-submersible platforms, SPAR platforms or wind turbine platforms
  • F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
  • B63G 8/00 - Underwater vessels, e.g. submarines

45.

FOLDABLE PHYSICAL STRUCTURES

      
Application Number US2023014155
Publication Number 2023/164299
Status In Force
Filing Date 2023-02-28
Publication Date 2023-08-31
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Rais-Rohani, Masoud
  • Verzoni, Anthony
  • Anderson, James M.
  • Tomlinson, Scott
  • Cole, Alexander J.

Abstract

Physical structures having kinematic compatibility are disclosed. One example of a physical structure includes walls that are connected together such that the physical structure is moveable between a flat-folded state and an expanded state. In the expanded state, the physical structure at least partially encloses a volume. One or more of the walls may include two or more panels. The structure may include locking mechanism(s) to stabilize the structure in the expanded state. The structure may include mechanical assistance component(s) that reduce the force that need be applied to move the structure from the flat-folded state to the expanded state. Physical structures that are moveable between a flat unfolded state and a folded state are also disclosed Such physical structures may include connected panels that are moveable between the flat unfolded state and the folded state. In the folded state, a physical structure may at least partially enclose a volume.

IPC Classes  ?

  • E04B 1/344 - Structures characterised by movable, separable, or collapsible parts, e.g. for transport with hinged parts
  • B65D 6/18 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor collapsible with hinged components
  • E04H 15/48 - Supporting means, e.g. frames collapsible, e.g. breakdown type foldable, i.e. having pivoted or hinged means
  • B65D 88/52 - Large containers collapsible, i.e. with walls hinged together or detachably connected

46.

METHODS AND DEVICES FOR TREATMENT OF NEUROPATHY

      
Application Number 17923293
Status Pending
Filing Date 2021-05-07
First Publication Date 2023-07-27
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Townsend, Kristy Lynn
  • Smith, Rosemary Lillian
  • Blaszkiewicz, Magdalena

Abstract

Disclosed herein are methods, devices, and systems for evaluation, diagnosis, prevention, and treatment of peripheral neuropathies.

IPC Classes  ?

  • A61M 37/00 - Other apparatus for introducing media into the bodyPercutany, i.e. introducing medicines into the body by diffusion through the skin
  • A61N 1/04 - Electrodes

47.

Method of assembling and deploying a floating offshore wind turbine platform

      
Application Number 17919363
Grant Number 12384500
Status In Force
Filing Date 2020-04-16
First Publication Date 2023-05-25
Grant Date 2025-08-12
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Viselli, Anthony M.
  • Dagher, Habib J.
  • Ward, Jacob C.
  • Goupee, Andrew J.
  • Allen, Christopher K.

Abstract

A method of assembling and deploying a floating offshore wind turbine (FOWT) platform includes floating a buoyant floater and a hollow outer tank in a floating assembly, placing permanent ballast material in the hollow outer tank to define a mass, and sinking the mass to a seabed. The buoyant floater is moved to a position over the mass. Transit lines are attached between a lifting device in the buoyant floater and the mass to define a FOWT platform. The mass is lifted to a point directly under the buoyant floater and the FOWT platform is towed to an installation site. Mooring lines are attached between anchors in the seabed and the buoyant floater, and the mass is lowered to a depth wherein suspension lines attached thereto are taught, the mass with the suspension lines defining a suspended mass. The transit lines are then stored or removed from the mass.

IPC Classes  ?

  • B63B 77/10 - Transporting or installing offshore structures on site using buoyancy forces, e.g. using semi-submersible barges, ballasting the structure or transporting of oil-and-gas platforms specially adapted for electric power plants, e.g. wind turbines or tidal turbine generators
  • B63B 1/04 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull
  • B63B 1/10 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
  • B63B 21/50 - Anchoring arrangements for special vessels, e.g. for floating drilling platforms or dredgers
  • B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
  • F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation

48.

Polymeric composite materials and methods of making them

      
Application Number 17952400
Grant Number 11732127
Status In Force
Filing Date 2022-09-26
First Publication Date 2023-04-20
Grant Date 2023-08-22
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Bilodeau, Michael A.
  • Spender, Jonathan

Abstract

Disclosed are processes for making polymeric composite materials and composite materials made from those processes, the process comprising: providing a mixture, comprising: a liquid, a polymer precursor, and a dispersed-phase precursor; and subjecting the mixture to reaction conditions sufficient: to effect polymerization of the polymer precursor to produce a polymer and a reaction product; and to remove substantially all the liquid and reaction product from the mixture; wherein said reaction conditions comprise: pressure between about 10 millitorr and about 300 torr; and temperature: greater than or equal to the highest boiling point of the liquid and reaction product; less than the decomposition temperature of the polymer; and less than the decomposition temperature of the dispersed-phase precursor.

IPC Classes  ?

  • C08L 67/04 - Polyesters derived from hydroxy carboxylic acids, e.g. lactones
  • C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
  • C08K 3/30 - Sulfur-, selenium-, or tellurium-containing compounds
  • C08L 1/02 - CelluloseModified cellulose
  • C08K 3/22 - OxidesHydroxides of metals
  • C08K 3/34 - Silicon-containing compounds
  • C09D 167/04 - Polyesters derived from hydroxy carboxylic acids, e.g. lactones

49.

SELECTIVE PARTICLE ENTRAPMENT AND APPLICATIONS THEREOF

      
Application Number US2022042709
Publication Number 2023/038938
Status In Force
Filing Date 2022-09-07
Publication Date 2023-03-16
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Khoda, Akm Bashir
  • Shovon, S.M. Abu Naser
  • Alam, Adeeb Ibne
  • Khalil, Md Ibrahim

Abstract

Methods for selectively entrapping particles are disclosed. In some embodiments, a method for selectively entrapping particles includes providing a substrate at least partially submerged in a solution including a solute and solvent, where particles are dispersed in the solution. An interfacial layer may be formed on a surface of the substrate from the solute, for example spontaneously. The solute may be a polymer binder. The particles may then be entrapped in the interfacial layer. Thus, the particles may be dispersed in the solution and entrapped out of the solution. Entrapping may include applying a balance of viscous force and centrifugal force to the particles.

IPC Classes  ?

  • B41J 2/005 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
  • B22F 1/10 - Metallic powder containing lubricating or binding agentsMetallic powder containing organic material
  • B41M 5/52 - Macromolecular coatings
  • B33Y 10/00 - Processes of additive manufacturing

50.

CELLULOSE NANOFIBER (CNF) STABILIZED MEMBRANES AND METHODS OF MAKING THEREOF

      
Application Number US2022039575
Publication Number 2023/014973
Status In Force
Filing Date 2022-08-05
Publication Date 2023-02-09
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Mason, Michael Darin
  • Hossen, Muhammad Radowan

Abstract

The present invention includes membranes comprising one or more cellulosic materials and wetting agent(s), and methods of making such membranes.

IPC Classes  ?

  • C08J 9/28 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
  • C08H 8/00 - Macromolecular compounds derived from lignocellulosic materials
  • C08L 97/02 - Lignocellulosic material, e.g. wood, straw or bagasse
  • F26B 3/00 - Drying solid materials or objects by processes involving the application of heat
  • C08B 15/00 - Preparation of other cellulose derivatives or modified cellulose
  • C08B 15/05 - Derivatives containing elements other than carbon, hydrogen, oxygen, halogen, or sulfur
  • C08J 5/18 - Manufacture of films or sheets

51.

FLOATING WIND TURBINE PLATFORM

      
Application Number US2022038161
Publication Number 2023/004185
Status In Force
Filing Date 2022-07-25
Publication Date 2023-01-26
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Dagher, Habib, J.
  • Viselli, Anthony, M.

Abstract

A semi-submersible wind turbine platform is configured for floating in a body of water and supporting a wind turbine, and includes a center column, at least three tubular bottom beams extending radially outward of a first axial end of the center column, the center column configured to have a tower attached to a second axial end thereof, outer columns, wherein a first axial end of each outer column attached to a distal end of one of the bottom beams, and top beams, one of which extends between a second axial end of each outer column and the second axial end of the center column.

IPC Classes  ?

  • B63B 77/10 - Transporting or installing offshore structures on site using buoyancy forces, e.g. using semi-submersible barges, ballasting the structure or transporting of oil-and-gas platforms specially adapted for electric power plants, e.g. wind turbines or tidal turbine generators
  • F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
  • B63B 35/00 - Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for

52.

LIGNOCELLULOSIC FOAM COMPOSITIONS AND METHODS OF MAKING THEREOF

      
Application Number 17772863
Status Pending
Filing Date 2020-10-28
First Publication Date 2022-12-22
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Mason, Michael Darin
  • Tajvidi, Mehdi
  • Co, Aileen
  • Haji Mirza Tayeb, Seyed Ali
  • Hafez, Islam
  • Holomakoff, David Gregg

Abstract

The present invention includes methods of making a nanocellulosic composition comprising one or more nanocellulosic components, wherein the one or more nanocellulosic components comprise a micron-scale cellulose or cellulose nanofibrils (CNF), the method comprising the steps of: creating a nanocellulosic slurry by combining the one or more of nanocellulosic components with a liquid component; and exposing the nanocellulosic slurry to a drying condition, wherein the drying condition comprises microwave radiation, thereby creating a nanocellulosic composition. The present invention also includes compositions comprising cellulose (nanocellulosic compositions), wherein the nanocellulosic compositions have an internal void space of about 5% to about 95% by volume.

IPC Classes  ?

  • C08L 97/02 - Lignocellulosic material, e.g. wood, straw or bagasse
  • C08J 9/28 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
  • F26B 3/347 - Electromagnetic heating, e.g. induction heating or heating using microwave energy

53.

COMPOSITIONS AND METHODS FOR TOXIC SPECIES REMOVAL FROM FLUID

      
Application Number US2022033621
Publication Number 2022/266216
Status In Force
Filing Date 2022-06-15
Publication Date 2022-12-22
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Hafez, Islam
  • Tajvidi, Mehdi
  • Rahman, Md Musfiqur
  • Amirbahman, Aria

Abstract

The present disclosure provides compositions for removing one or more toxic species, such as arsenic, one or more metalloids, or one or more other toxic elements and/or molecules, by, for example adsorption, methods of forming such compositions, and methods of using such compositions. In particular, in certain embodiments, a composition for removing one or more toxic species from a fluid (e.g., water) includes a cellulose-based matrix and a plurality of metal oxide particles dispersed throughout the matrix. The cellulose-based matrix may be a network and/or may be a cellulose fibril matrix, such as a cellulose nanofibril (CNF) matrix. The cellulose-based matrix may be an aerogel, for example a CNF aerogel. The metal oxide particles may be iron oxide particles, such as iron oxide nanoparticles. In some embodiments, a composition comprises metal oxide (e.g., iron oxide) particles (e.g., nanoparticles) dispersed in a cellulose fibril (e.g., CNF) aerogel matrix.

IPC Classes  ?

  • C02F 1/288 -
  • B01D 15/00 - Separating processes involving the treatment of liquids with solid sorbentsApparatus therefor
  • C01B 5/00 - Water
  • C02F 1/00 - Treatment of water, waste water, or sewage

54.

CEMENT COMPOSITIONS, AND METHODS THEREOF

      
Application Number US2022019907
Publication Number 2022/192642
Status In Force
Filing Date 2022-03-11
Publication Date 2022-09-15
Owner
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
  • BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM (USA)
Inventor Pendse, Hemant Purushottam

Abstract

The present disclosure provides compositions comprising modified biochar and a cement composition, as well as methods of making and characterizing such compositions, and/or technologies relating to such compositions, their production, and/or their use.

IPC Classes  ?

  • B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
  • B01J 20/30 - Processes for preparing, regenerating or reactivating
  • C04B 14/06 - QuartzSand
  • C04B 14/36 - Inorganic materials not provided for in groups
  • C04B 28/00 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements

55.

SEA LICE ANTIGENS AND VACCINES

      
Application Number 17425462
Status Pending
Filing Date 2020-01-23
First Publication Date 2022-03-24
Owner
  • BENCHMARK ANIMAL HEALTH LIMITED (United Kingdom)
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Bricknell, Ian Robert
  • Barker, Sarah Elizabeth
  • Piesz, Jessica Lynn

Abstract

Isolated proteins from caligid copepods, mutant protein from caligid copepods, polynucleotides encoding the same, and antigens and vaccines comprising the same, in particular for the treatment or prevention of caligid copepod infection in fish. Proteins are a mutant of fructose bisphosphate aldolase (FBP), a mutant of glutathione 5-transferase 1, isoform D (GST), peptidyl prolyl cis-trans isomerase 5-precursor (PPIase), glutathione S-transferase 1, isoform D (GST), a mutant of triosephosphate isomerase (TIM) and cystathionine gamma-lyase (CSE).

IPC Classes  ?

  • A61K 39/00 - Medicinal preparations containing antigens or antibodies
  • C07K 14/435 - Peptides having more than 20 amino acidsGastrinsSomatostatinsMelanotropinsDerivatives thereof from animalsPeptides having more than 20 amino acidsGastrinsSomatostatinsMelanotropinsDerivatives thereof from humans

56.

SYSTEMS AND METHODS FOR DETERMINING WATER CONTENT IN A SAMPLE

      
Application Number US2021050000
Publication Number 2022/056351
Status In Force
Filing Date 2021-09-13
Publication Date 2022-03-17
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Saleh, Sfoog H.
  • Tripp, Carl P.

Abstract

Methods, kits, and systems for determining water content of a sample are described herein. In some embodiments, methods of the present disclosure are directed to measuring water concentration in oil samples.

IPC Classes  ?

57.

METHODS AND SYSTEMS FOR AUGMENTING AND/OR SIMULATING FLAVORS

      
Application Number US2021042887
Publication Number 2022/020671
Status In Force
Filing Date 2021-07-23
Publication Date 2022-01-27
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Ranasinghe, Ranasinghe Arachchilage Nimesha
  • Gecawicz, Michael
  • Bland, Jonathan Roman
  • James Ravindran Santhakumar, Meetha Nesam

Abstract

Presented herein are systems, methods, and techniques related to delivery of simulated flavor sensations to a user while consuming (e.g., eating, drinking) food items. The perception of flavor is a multisensory experience as it involves not only taste, but other sensory experiences such as sight, sound, smell, and touch. Delivery of one or more sensory experiences to a user as the user is consuming a food item is able to augment how the user experiences the food item's flavor. For example, changing a smell or color a food item has affects how users perceive it when being consumed. Changing perceptions through stimulating various senses can alter expectations significantly and in unexpected ways when delivering or combining stimuli. Accordingly in some embodiments, the present disclosure provides for technologies (e.g., device(s), systems and/or method(s)) for delivering simulated flavor sensations while consuming food items (e.g., solid food items, a beverage).

IPC Classes  ?

  • A61K 8/41 - Amines
  • A61K 8/49 - Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
  • A61L 9/01 - Deodorant compositions

58.

PATHOGEN COLLECTION AND HANDLING SYSTEM

      
Application Number US2021039956
Publication Number 2022/006311
Status In Force
Filing Date 2021-06-30
Publication Date 2022-01-06
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Howell, Caitlin
  • Regan, Daniel

Abstract

inter alia inter alia, systems and methods for the capture and retrieval of pathogens and/or other analytes of interest (e.g., aerosolized pathogens or other analytes).

IPC Classes  ?

59.

Tuned mass damper for floating structures

      
Application Number 17290518
Grant Number 11932360
Status In Force
Filing Date 2019-11-04
First Publication Date 2021-12-16
Grant Date 2024-03-19
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Allen, Christopher K.
  • Viselli, Anthony M.
  • Goupee, Andrew J.
  • Dagher, Habib J.
  • Berry, Robert E.
  • Lindner, Jeffrey L.
  • Gant, Frederick S.
  • Townsend, John S.
  • Williams, Rebecca L.

Abstract

A tuned mass damper (TMD) system in combination with a floating offshore wind turbine (FOWT) platform includes a barge type FOWT platform having a hull configured to have a wind turbine tower mounted thereon. A TMD system is mounted in the hull and has a first TMD configured to operate at a first frequency, and a second TMD configured to operate at a second frequency different than the first frequency.

IPC Classes  ?

  • B63B 39/03 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses by transferring liquids
  • B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
  • B63B 39/02 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses
  • B63B 79/15 - Monitoring properties or operating parameters of vessels in operation using sensors, e.g. pressure sensors, strain gauges or accelerometers for monitoring environmental variables, e.g. wave height or weather data
  • F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation

60.

METHODS AND DEVICES FOR TREATMENT OF NEUROPATHY

      
Application Number US2021031337
Publication Number 2021/226486
Status In Force
Filing Date 2021-05-07
Publication Date 2021-11-11
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Townsend, Kristy Lynn
  • Smith, Rosemary Lillian
  • Blaszkiewicz, Magdalena

Abstract

Disclosed herein are methods, devices, and systems for evaluation, diagnosis, prevention, and treatment of peripheral neuropathies.

IPC Classes  ?

  • A61N 1/05 - Electrodes for implantation or insertion into the body, e.g. heart electrode

61.

METHOD OF ASSEMBLING AND DEPLOYING A FLOATING OFFSHORE WIND TURBINE PLATFORM

      
Application Number US2020028432
Publication Number 2021/211121
Status In Force
Filing Date 2020-04-16
Publication Date 2021-10-21
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Viselli, Anthony M.
  • Dagher, Habib J.
  • Ward, Jacob C.
  • Goupee, Andrew J.
  • Allen, Christopher K.

Abstract

A method of assembling and deploying a floating offshore wind turbine (FOWT) platform includes floating a buoyant floater and a hollow outer tank in a floating assembly, placing permanent ballast material in the outer tank to define a mass, and sinking the mass to a seabed. The buoyant floater is moved to a position over the mass. Transit lines are attached between a lifting device in the buoyant floater and the mass to define a FOWT platform. The mass is lifted to a point directly under the buoyant floater and the FOWT platform is towed to an installation site. Mooring lines are attached between anchors in the seabed and the buoyant floater, and the mass is lowered to a depth wherein suspension lines attached thereto are taught, the mass with the suspension lines defining a suspended mass. The transit lines are then stored or removed from the mass.

IPC Classes  ?

  • B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
  • B63B 21/50 - Anchoring arrangements for special vessels, e.g. for floating drilling platforms or dredgers
  • B63B 21/20 - Adaptations of chains, ropes, hawsers, or the like, or of parts thereof
  • B63B 1/10 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
  • B63B 1/12 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls the hulls being interconnected rigidly

62.

NON-ORTHOGONAL ADDITIVE MANUFACTURING AND THE TREATMENT OF PARTS MANUFACTURED THEREOF

      
Application Number 17262275
Status Pending
Filing Date 2019-08-06
First Publication Date 2021-09-02
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Anderson, James M.
  • Ireland, Matthew J.

Abstract

The present disclosure provides a 3D printer including a receiving surface for accepting the accumulation of material layers, and a gantry having a shaft and carriage that is translated along the shaft, and an extruder assembly that is articulated to rotate a printing plane, wherein the extruder assembly is attached to the carriage and the articulated extruder assembly is manipulated to rotate the printing plane away from parallel with the receiving surface.

IPC Classes  ?

  • B29C 64/106 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
  • B29C 64/209 - HeadsNozzles
  • B29C 64/241 - Driving means for rotary motion
  • B29C 64/245 - Platforms or substrates
  • B33Y 10/00 - Processes of additive manufacturing
  • B33Y 30/00 - Apparatus for additive manufacturingDetails thereof or accessories therefor

63.

Motion absorbing system and method for a structure

      
Application Number 17314201
Grant Number 11279452
Status In Force
Filing Date 2021-05-07
First Publication Date 2021-09-02
Grant Date 2022-03-22
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Allen, Christopher K.
  • Viselli, Anthony M.
  • Goupee, Andrew J.
  • Dagher, Habib J.
  • Berry, Robert E.
  • Lindner, Jeffrey L.
  • Gant, Frederick S.
  • Townsend, John S.
  • Williams, Rebecca L.

Abstract

A motion absorbing system and method for a structure includes the coupling of a container to a structure. The container has a liquid disposed therein wherein a ullage is defined above a surface of the liquid. An elastic element is positioned in the liquid. The elastic element has a natural frequency tuned to damp motion of the liquid.

IPC Classes  ?

  • B63B 39/03 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses by transferring liquids
  • F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
  • B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
  • B63B 79/15 - Monitoring properties or operating parameters of vessels in operation using sensors, e.g. pressure sensors, strain gauges or accelerometers for monitoring environmental variables, e.g. wave height or weather data
  • B63B 39/02 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses

64.

Doppler radar based bee hive activity monitoring system

      
Application Number 16973624
Grant Number 11867794
Status In Force
Filing Date 2019-07-05
First Publication Date 2021-06-03
Grant Date 2024-01-09
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Emanetoglu, Nuri W.
  • Aumann, Herbert

Abstract

An apparatus for detecting and recording insect flying activities, such as outside a bee hive, with a Doppler radar is described. Also described is a system including a plurality of apparatuses for detecting and recording insect flying activities, such as outside a bee hive, with a Doppler radar.

IPC Classes  ?

  • G01S 13/56 - Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
  • A01K 47/06 - Other details of beehives, e.g. ventilating devices, entrances to hives, guards, partitions or bee escapes
  • G01S 7/40 - Means for monitoring or calibrating
  • G01S 13/58 - Velocity or trajectory determination systemsSense-of-movement determination systems
  • G01S 13/88 - Radar or analogous systems, specially adapted for specific applications
  • G01S 13/00 - Systems using the reflection or reradiation of radio waves, e.g. radar systemsAnalogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified

65.

LIGNOCELLULOSIC FOAM COMPOSITIONS AND METHODS OF MAKING THEREOF

      
Application Number US2020057711
Publication Number 2021/086947
Status In Force
Filing Date 2020-10-28
Publication Date 2021-05-06
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Mason, Michael Darin
  • Tajvidi, Mehdi
  • Co, Aileen
  • Haji Mirza Tayeb, Seyed Ali
  • Hafez, Islam
  • Holomakoff, David Gregg

Abstract

The present invention includes methods of making a nanocellulosic composition comprising one or more nanocellulosic components, wherein the one or more nanocellulosic components comprise a micron-scale cellulose or cellulose nanofibrils (CNF), the method comprising the steps of: creating a nanocellulosic slurry by combining the one or more of nanocellulosic components with a liquid component; and exposing the nanocellulosic slurry to a drying condition, wherein the drying condition comprises microwave radiation, thereby creating a nanocellulosic composition. The present invention also includes compositions comprising cellulose (nanocellulosic compositions), wherein the nanocellulosic compositions have an internal void space of about 5% to about 95% by volume.

IPC Classes  ?

  • C08B 15/00 - Preparation of other cellulose derivatives or modified cellulose
  • C08B 15/05 - Derivatives containing elements other than carbon, hydrogen, oxygen, halogen, or sulfur
  • C08J 9/28 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum

66.

Chemoenzymatic synthesis of trehalose analogues

      
Application Number 17124740
Grant Number 11879147
Status In Force
Filing Date 2020-12-17
First Publication Date 2021-04-15
Grant Date 2024-01-23
Owner
  • Central Michigan University (USA)
  • University of Maine System (USA)
Inventor
  • Swarts, Benjamin M.
  • Woodruff, Peter

Abstract

The present invention provides methods of synthesizing trehalose analogues; methods of detecting mycobacteria, and trehalose analogues.

IPC Classes  ?

  • C12Q 1/04 - Determining presence or kind of microorganismUse of selective media for testing antibiotics or bacteriocidesCompositions containing a chemical indicator therefor
  • C12P 19/12 - Disaccharides
  • C07H 3/04 - Disaccharides
  • C07H 1/00 - Processes for the preparation of sugar derivatives

67.

Controlled porosity structural material with nanocellulose fibers

      
Application Number 17095469
Grant Number 11708667
Status In Force
Filing Date 2020-11-11
First Publication Date 2021-03-11
Grant Date 2023-07-25
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Mason, Michael Darin
  • Holomakoff, David Gregg
  • Hossen, Muhammad Radowan

Abstract

The present invention provides, inter alia, biocompatible porous structural materials made exclusively or almost exclusively from nanocellulose fibers (CNF), CNC, or bacterial cellulose, as well as processes for making and using provided compositions. Provided compositions may possess specifically tailored mechanical strength properties and have a design-controlled porosity that is homogeneous or graded, depending on the application. Provided compositions may be manufactured by the controlled dewatering of suspensions of CNF. In some embodiments, provided compositions may include a solids concentration of about 10% to about 95% by weight. Controlled water removal and pore homo- or heterogeneity may be accomplished by controlling capillary, hydrostatic and evaporative processes in the environment of a porous mold around the CNF slurry. A freeze drying or vacuum drying step may be used to complete the drying process, locking in the porous network structure resulting in a predetermined porosity (pore volume/total volume), and pore size distribution.

IPC Classes  ?

  • D21H 11/18 - Highly hydrated, swollen or fibrillatable fibres
  • D21C 9/18 - De-watering
  • D21H 17/25 - Cellulose
  • D21C 9/00 - After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
  • C08L 1/02 - CelluloseModified cellulose
  • D21H 21/22 - Agents rendering paper porous, absorbent or bulky
  • D21H 17/67 - Water-insoluble compounds, e.g. fillers or pigments

68.

Filaments for 3D printing

      
Application Number 16762082
Grant Number 11873582
Status In Force
Filing Date 2018-11-15
First Publication Date 2020-11-12
Grant Date 2024-01-16
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Gardner, Douglas J.
  • Wang, Lu
  • Sanders, Jordan Elliott

Abstract

Presented herein are materials, methods, and systems for the improved 3D printing improved 3D printing of materials that include polypropylene. In some embodiments, the present disclosure provides a composite comprising a polymer matrix and a plurality of fibers for improved 3D printing. For example, the polymer matrix may have a composition that includes a polymer blend of polypropylene (PP) and polyethylene (PE) (e.g., high density polyethylene (HDPE), low density polyethylene (LDPE), linear low-density polyethylene (LLDPE)), impact modified polypropylene copolymer and/or polypropylene random copolymer with a plurality of fibers. In some embodiments, the plurality of fibers comprises cellulosic nanofibers (e.g., natural cellulosic nanofibers, e.g., cellulose nanofibrils). In some embodiments, filaments are prepared from the composites by melt compounding the polymer matrix (e.g., PP copolymers and/or PP/PE pellets) with a plurality of fibers and extruding the mixture.

IPC Classes  ?

  • D01F 6/04 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
  • B33Y 10/00 - Processes of additive manufacturing
  • B33Y 30/00 - Apparatus for additive manufacturingDetails thereof or accessories therefor
  • B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
  • B33Y 70/10 - Composites of different types of material, e.g. mixtures of ceramics and polymers or mixtures of metals and biomaterials
  • C08K 7/02 - Fibres or whiskers
  • C08L 23/12 - Polypropene
  • C08L 23/14 - Copolymers of propene
  • C08L 23/10 - Homopolymers or copolymers of propene
  • B29K 1/00 - Use of cellulose, modified cellulose or cellulose derivatives, e.g. viscose, as moulding material
  • B29K 101/12 - Thermoplastic materials
  • B29K 105/12 - Condition, form or state of moulded material containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles

69.

Method to produce composite-enhanced market pulp and paper

      
Application Number 16754556
Grant Number 11634863
Status In Force
Filing Date 2018-10-11
First Publication Date 2020-11-05
Grant Date 2023-04-25
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Bilodeau, Michael A.
  • Paradis, Mark A.

Abstract

An improved market pulp and process for making the same by adding a composite material are described. The composite material includes cellulose nanocrystals, cellulose nanofibers, or another high aspect ratio, high surface area cellulose material (or a starch, or both) and a crosslinking compound that crosslinks a portion of the surface hydroxyl groups to form a 3-D matrix. Adding the composite material to market pulp has been shown to improve the strength of twice-dried paper products, made from such an enhanced market pulp. By crosslinking a portion of the surface hydroxyl groups in the market pulp to form a 3-D matrix, a first drying step may be accomplished without loss of benefits afforded when the market pulp is later re-pulped to make a paper product.

IPC Classes  ?

  • D21C 9/00 - After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
  • D21H 17/24 - Polysaccharides

70.

COMPOSITIONS AND METHODS FOR MODULATING ENDOTHELIAL CELL MIGRATION AND ANGIOGENESIS

      
Application Number 16759827
Status Pending
Filing Date 2018-11-15
First Publication Date 2020-10-22
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Klimis-Zacas, Dorothy
  • Tsakiroglou, Panagiotis

Abstract

Materials and methods for modulating endothelial cell migration, angiogenesis, and gene expression of VEGF, AKT1, RAC1, RHOA, and eNOS are described.

IPC Classes  ?

  • A61K 36/45 - Ericaceae or Vacciniaceae (Heath or Blueberry family), e.g. blueberry, cranberry or bilberry
  • A61P 17/02 - Drugs for dermatological disorders for treating wounds, ulcers, burns, scars, keloids, or the like
  • A61P 9/00 - Drugs for disorders of the cardiovascular system
  • A61K 31/216 - Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids of acids having aromatic rings, e.g. benactizyne, clofibrate

71.

Composite material and composite product

      
Application Number 16483149
Grant Number 11034838
Status In Force
Filing Date 2018-02-01
First Publication Date 2020-07-30
Grant Date 2021-06-15
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Mayes, Duncan
  • Pynnonen, Janne
  • West, Christopher H.
  • Gardner, Douglas J.
  • Han, Yousoo

Abstract

The present invention is directed to a composite material comprising a cellulosic material, high impact polystyrene (HIPS) and styrene maleic anhydride (SMA). The cellulosic material may be thermally modified prior to being incorporated into the composite material. The present invention is also directed to a composite product that comprises the composite material according to the invention.

IPC Classes  ?

  • C08L 97/02 - Lignocellulosic material, e.g. wood, straw or bagasse
  • B27K 5/00 - Staining or dyeing woodBleaching woodTreating of wood not provided for in groups or
  • B27N 1/02 - Mixing the material with binding agent
  • B27N 3/00 - Manufacture of substantially flat articles, e.g. boards, from particles or fibres
  • C08L 25/08 - Copolymers of styrene
  • B27N 3/28 - Moulding or pressing characterised by using extrusion presses

72.

Paperboard product

      
Application Number 16850552
Grant Number 11753773
Status In Force
Filing Date 2020-04-16
First Publication Date 2020-07-30
Grant Date 2023-09-12
Owner
  • General Mills, Inc. (USA)
  • University of Maine System Board of Trustees (USA)
Inventor
  • Tuszkiewicz, George
  • Lorence, Matthew W
  • Paradis, Mark
  • Bilodeau, Michael A

Abstract

The present disclosure relates to paperboard having an improved basis weight to bending strength relationship and methods of making paperboard having an improved basis weight to bending strength relationship. In particular, a paperboard provided herein includes a refined cellulose in at least 1 ply.

IPC Classes  ?

  • D21J 1/08 - Impregnated or coated fibreboard
  • D21H 21/22 - Agents rendering paper porous, absorbent or bulky
  • D21H 27/30 - Multi-ply
  • D21H 17/09 - Sulfur-containing compounds
  • D21H 19/14 - Coatings without pigments applied in a form other than the aqueous solution defined in group
  • D21J 1/00 - Fibreboard
  • D21H 17/28 - Starch
  • D21H 19/34 - Coatings without pigments applied in a form other than the aqueous solution defined in group comprising cellulose or derivatives thereof
  • D21H 21/18 - Reinforcing agents
  • D21H 11/00 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
  • D21H 17/25 - Cellulose

73.

SEA LICE ANTIGENS AND VACCINES

      
Application Number GB2020050154
Publication Number 2020/152467
Status In Force
Filing Date 2020-01-23
Publication Date 2020-07-30
Owner
  • BENCHMARK ANIMAL HEALTH LIMITED (United Kingdom)
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Bricknell, Ian Robert
  • Barker, Sarah Elizabeth
  • Piesz, Jessica Lynn

Abstract

Isolated proteins from caligid copepods, mutant protein from caligid copepods, polynucleotides encoding the same, and antigens and vaccines comprising the same, in particular for the treatment or prevention of caligid copepod infection in fish. Proteins are a mutant of fructose bisphosphate aldolase (FBP), a mutant of glutathione S-transferase 1, isoform D (GST), peptidyl prolyl cis-trans isomerase 5-precursor (PPIase), glutathione S-transferase 1, isoform D (GST), a mutant of triosephosphate isomerase (TIM) and cystathionine gamma-lyase (CSE).

IPC Classes  ?

  • A61K 39/00 - Medicinal preparations containing antigens or antibodies

74.

Light-selective mulch

      
Application Number 16627480
Grant Number 11617311
Status In Force
Filing Date 2018-06-28
First Publication Date 2020-05-21
Grant Date 2023-04-04
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Pande, Harshad
  • Bilodeau, Michael A.
  • Spender, Jonathan M.
  • John, Jacob

Abstract

Lignin formulations for making light-selective mulch, methods of making such lignin formulations, light-selective mulches comprising substrates treated with lignin formulations, and methods of making such light-selective mulches. Some methods involve preparing aqueous lignin formulations that can be used as coatings that, in turn, can be applied to a substrate, such as a paper web, to form a biodegradable, light-selective mulch. Some such mulches blocks at least some light in the ultraviolet and blue/green ranges (350 nm to 500 nm) of the visible light spectrum to inhibit weed growth below the mulch, while also transmitting light in the red/infrared ranges to heat the soil below the mulch.

IPC Classes  ?

  • A01G 13/02 - Protective coverings for plants; Devices for laying-out coverings
  • C09K 17/52 - Mulches
  • D21H 27/00 - Special paper not otherwise provided for, e.g. made by multi-step processes
  • D21H 19/12 - Coatings without pigments applied as a solution using water as the only solvent, e.g. in the presence of acid or alkaline compounds
  • D21H 21/32 - Bleaching agents

75.

Methods of cancer detection

      
Application Number 16577238
Grant Number 10769790
Status In Force
Filing Date 2019-09-20
First Publication Date 2020-03-12
Grant Date 2020-09-08
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Khalil, Andre
  • Batchelder, Kendra Ann

Abstract

The present invention provides, among other things, methods of identifying cancerous or pre-cancerous tissue including providing a first region of tissue from a subject, calculating a roughness exponent for the first region of tissue, and comparing the roughness exponent of the first region of tissue to 0.5, wherein a difference of less than 0.2 between the roughness exponent of the first region of tissue and 0.5 indicates that the tissue is cancerous or pre-cancerous. Additionally, the present invention provides methods including providing a first view of a region of tissue, providing a second view of a region of tissue, calculating a first fractal dimension for the first view of the region of tissue, and calculating a second fractal dimension for the second view of the region of tissue, wherein if the fractal dimension of at least one of the first fractal dimension and the second fractal dimension is in the fractal zone, the region of tissue is considered cancerous. Also provided are systems for performing these assessments.

IPC Classes  ?

  • G06T 7/00 - Image analysis
  • G06T 7/48 - Analysis of texture based on statistical description of texture using fractals
  • A61B 5/00 - Measuring for diagnostic purposes Identification of persons
  • A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
  • A61B 5/08 - Measuring devices for evaluating the respiratory organs
  • A61B 5/20 - Measuring urological functions

76.

NON-ORTHOGONAL ADDITIVE MANUFACTURING AND THE TREATMENT OF PARTS MANUFACTURED THEREOF

      
Application Number US2019045277
Publication Number 2020/033386
Status In Force
Filing Date 2019-08-06
Publication Date 2020-02-13
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Anderson, James M.
  • Ireland, Matthew J.

Abstract

The present disclosure provides a 3D printer including a receiving surface for accepting the accumulation of material layers, and a gantry having a shaft and carriage that is translated along the shaft, and an extruder assembly that is articulated to rotate a printing plane, wherein the extruder assembly is attached to the carriage and the articulated extruder assembly is manipulated to rotate the printing plane away from parallel with the receiving surface.

IPC Classes  ?

  • B29C 64/209 - HeadsNozzles
  • B29C 67/00 - Shaping techniques not covered by groups , or
  • B33Y 10/00 - Processes of additive manufacturing
  • B33Y 30/00 - Apparatus for additive manufacturingDetails thereof or accessories therefor

77.

DOPPLER RADAR BASED BEE HIVE ACTIVITY MONITORING SYSTEM

      
Application Number US2019040673
Publication Number 2020/014081
Status In Force
Filing Date 2019-07-05
Publication Date 2020-01-16
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Emanetoglu, Nuri, W.
  • Aumann, Herbert

Abstract

An apparatus for detecting and recording insect flying activities, such as outside a bee hive, with a Doppler radar is described. Also described is a system including a plurality of apparatuses for detecting and recording insect flying activities, such as outside a bee hive, with a Doppler radar.

IPC Classes  ?

  • A01K 47/06 - Other details of beehives, e.g. ventilating devices, entrances to hives, guards, partitions or bee escapes
  • G01J 1/42 - Photometry, e.g. photographic exposure meter using electric radiation detectors
  • G06F 3/16 - Sound inputSound output

78.

Hybrid composite concrete bridge and method of assembling

      
Application Number 16299825
Grant Number 10494779
Status In Force
Filing Date 2019-03-12
First Publication Date 2019-09-12
Grant Date 2019-12-03
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Dagher, Habib J.
  • Anderson, James M.
  • Davids, William G.
  • Clapp, Joshua D.

Abstract

An elongated girder for use in a bridge includes a girder body having a modified V-shaped cross section. The body includes longitudinally extending webs defining sides of the girder, a bottom flange extending between the webs, and top flanges extending outwardly from the webs.

IPC Classes  ?

  • E01D 2/00 - Bridges characterised by the cross-section of their bearing spanning structure
  • E04C 3/29 - JoistsGirders, trusses, or truss-like structures, e.g. prefabricatedLintelsTransoms built-up from parts of different materials
  • E04C 3/28 - JoistsGirders, trusses, or truss-like structures, e.g. prefabricatedLintelsTransoms of materials not covered by groups
  • E01D 19/12 - Grating or flooring for bridgesFastening railway sleepers or tracks to bridges
  • E01D 21/00 - Methods or apparatus specially adapted for erecting or assembling bridges
  • E01D 101/26 - Concrete reinforced
  • E01D 101/40 - Plastics

79.

Method of assembling a floating wind turbine platform

      
Application Number 16411172
Grant Number 11352098
Status In Force
Filing Date 2019-05-14
First Publication Date 2019-08-29
Grant Date 2022-06-07
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Dagher, Habib J.
  • Viselli, Anthony M.

Abstract

A method of assembling a floating wind turbine platform includes forming a base assembly of the floating wind turbine platform in either a cofferdam or a graving dock built in water having a first depth. The base assembly includes a keystone and a plurality of buoyant bottom beams extending radially outward of the keystone, wherein longitudinal axes of each of the plurality of bottom beams are coplanar. The cofferdam or the graving dock is flooded and the assembled base assembly is floated to an assembly area in water having a second depth. A center column and a plurality of outer columns are assembled or formed on the base assembly, a tower is assembled or formed on the center column, and a wind turbine is assembled on the tower, thereby defining the floating wind turbine platform.

IPC Classes  ?

  • B63B 5/18 - Hulls characterised by their construction of non-metallic material made predominantly of concrete, e.g. reinforced built-up from elements
  • F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
  • B63B 1/10 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
  • F03D 13/10 - Assembly of wind motorsArrangements for erecting wind motors
  • B63B 21/20 - Adaptations of chains, ropes, hawsers, or the like, or of parts thereof
  • B63B 21/50 - Anchoring arrangements for special vessels, e.g. for floating drilling platforms or dredgers
  • B63B 75/00 - Building or assembling floating offshore structures, e.g. semi-submersible platforms, SPAR platforms or wind turbine platforms
  • B63B 77/10 - Transporting or installing offshore structures on site using buoyancy forces, e.g. using semi-submersible barges, ballasting the structure or transporting of oil-and-gas platforms specially adapted for electric power plants, e.g. wind turbines or tidal turbine generators
  • B63B 7/04 - Collapsible, foldable, inflatable or like vessels comprising only rigid parts sectionalised
  • F03D 1/06 - Rotors
  • F03D 3/00 - Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
  • B21D 47/00 - Making rigid structural elements or units, e.g. honeycomb structures
  • B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices

80.

SEA LICE ANTIGENS AND VACCINES

      
Application Number GB2019050216
Publication Number 2019/145730
Status In Force
Filing Date 2019-01-25
Publication Date 2019-08-01
Owner
  • BENCHMARK ANIMAL HEALTH LIMITED (United Kingdom)
  • FVG, INC. (USA)
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Barker, Sarah Elizabeth
  • Piesz, Jessica Lynn
  • Bricknell, Ian Robert

Abstract

Isolated proteins from caligid copepods, polynucleotides encoding the same, and antigens and vaccines comprising the same, in particular for the treatment or prevention of caligid copepod infection in fish. Proteins are peroxiredoxin-2 (Prx-2), fructose bisphosphate aldolase (FBP); enolase, transitionally-controlled tumour protein homolog (TCTP) and triosephosphate isomerase (TIM).

IPC Classes  ?

  • A61K 39/00 - Medicinal preparations containing antigens or antibodies
  • C07K 14/435 - Peptides having more than 20 amino acidsGastrinsSomatostatinsMelanotropinsDerivatives thereof from animalsPeptides having more than 20 amino acidsGastrinsSomatostatinsMelanotropinsDerivatives thereof from humans
  • A61P 33/14 - Ectoparasiticides, e.g. scabicides

81.

Segmented concrete hull for wave energy converters and method of constructing

      
Application Number 16330196
Grant Number 10975835
Status In Force
Filing Date 2017-09-05
First Publication Date 2019-07-11
Grant Date 2021-04-13
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Viselli, Anthony M.
  • Dagher, Habib J.

Abstract

A wave energy converter (10) is capable of floating on a body of water (BW), moving in response to waves (W) occurring in the body of water (BW), and includes a hull (12) connected to a heave plate (14). The wave energy converter (10) is characterized in that the hull (12) is formed from reinforced concrete, a plurality of connecting tendons (16) extend between the hull (12) and the heave plate (14), and a power take off (66) is attached to each connecting tendon (16).

IPC Classes  ?

  • F03B 13/18 - Adaptations of machines or engines for special useCombinations of machines or engines with driving or driven apparatusPower stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member and another member wherein the other member is fixed, at least at one point, with respect to the sea bed or shore
  • F03B 13/20 - Adaptations of machines or engines for special useCombinations of machines or engines with driving or driven apparatusPower stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member and another member wherein both members are movable relative to the sea bed or shore
  • F03B 13/12 - Adaptations of machines or engines for special useCombinations of machines or engines with driving or driven apparatusPower stations or aggregates characterised by using wave or tide energy
  • F03B 13/14 - Adaptations of machines or engines for special useCombinations of machines or engines with driving or driven apparatusPower stations or aggregates characterised by using wave or tide energy using wave energy
  • F03B 13/16 - Adaptations of machines or engines for special useCombinations of machines or engines with driving or driven apparatusPower stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member and another member

82.

COMPOSITIONS AND METHODS FOR MODULATING ENDOTHELIAL CELL MIGRATION AND ANGIOGENESIS

      
Application Number US2018061197
Publication Number 2019/099613
Status In Force
Filing Date 2018-11-15
Publication Date 2019-05-23
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Klimis-Zacas, Dorothy
  • Tsakiroglou, Panagiotis

Abstract

Materials and methods for modulating endothelial cell migration, angiogenesis, and gene expression of VEGF, AKTl, RACl, RHOA, and eNOS are described.

IPC Classes  ?

  • A61K 36/45 - Ericaceae or Vacciniaceae (Heath or Blueberry family), e.g. blueberry, cranberry or bilberry
  • A61P 9/00 - Drugs for disorders of the cardiovascular system
  • A61K 8/34 - Alcohols

83.

IMPROVED FILAMENTS FOR 3D PRINTING

      
Application Number US2018061342
Publication Number 2019/099713
Status In Force
Filing Date 2018-11-15
Publication Date 2019-05-23
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Gardner, Douglas J.
  • Wang, Lu
  • Sanders, Jordan Elliott

Abstract

Presented herein are materials, methods, and systems for the improved 3D printing improved 3D printing of materials that include polypropylene. In some embodiments, the present disclosure provides a composite comprising a polymer matrix and a plurality of fibers for improved 3D printing. For example, the polymer matrix may have a composition that includes a polymer blend of polypropylene (PP) and polyethylene (PE) (e.g., high density polyethylene (HDPE), low density polyethylene (LDPE), linear low-density polyethylene (LLDPE)), impact modified polypropylene copolymer and/or polypropylene random copolymer with a plurality of fibers. In some embodiments, the plurality of fibers comprises cellulosic nanofibers (e.g., natural cellulosic nanofibers, e.g., cellulose nanofibrils). In some embodiments, filaments are prepared from the composites by melt compounding the polymer matrix (e.g., PP copolymers and/or PP/PE pellets) with a plurality of fibers and extruding the mixture.

IPC Classes  ?

  • B29C 67/00 - Shaping techniques not covered by groups , or

84.

Hybrid concrete-composite tower for a wind turbine and method of manufacturing

      
Application Number 15122018
Grant Number 10519685
Status In Force
Filing Date 2015-03-02
First Publication Date 2019-05-09
Grant Date 2019-12-31
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Viselli, Anthony M.
  • Dagher, Habib J.

Abstract

A wind turbine tower includes a plurality of tower sections axially aligned and connected together. Each tower section includes an inner wall having a tapered cylindrical shape concentrically positioned within an outer wall having a tapered cylindrical shape. An annular space is defined between the inner wall and the outer wall, and a layer of concrete is disposed within the annular space. A plurality of post-tensioning cables extend longitudinally within the annular space or outside the outer wall, such that a first one of the tower sections is connected to a second one of the tower sections by a plurality of the post-tensioning cables.

IPC Classes  ?

  • E04H 12/16 - Prestressed structures
  • F03D 13/20 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors
  • E04H 12/34 - Arrangements for erecting or lowering towers, masts, poles, chimney stacks, or the like
  • E04H 12/12 - Structures made of specified materials of concrete or other stone-like material, with or without internal or external reinforcement, e.g. with metal coverings, with permanent form elements
  • E04H 12/02 - Structures made of specified materials
  • E04H 12/08 - Structures made of specified materials of metal
  • E04C 5/08 - Members specially adapted to be used in prestressed constructions

85.

METHOD TO PRODUCE COMPOSITE-ENHANCED MARKET PULP AND PAPER

      
Application Number US2018055381
Publication Number 2019/075184
Status In Force
Filing Date 2018-10-11
Publication Date 2019-04-18
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Bilodeau, Michael A.
  • Paradis, Mark A.

Abstract

An improved market pulp and process for making the same by adding a composite material are described. The composite material includes cellulose nanocrystals, cellulose nanofibers, or another high aspect ratio, high surface area cellulose material (or a starch, or both) and a crosslinking compound that crosslinks a portion of the surface hydroxyl groups to form a 3-D matrix. Adding the composite material to market pulp has been shown to improve the strength of twice-dried paper products, made from such an enhanced market pulp. By crosslinking a portion of the surface hydroxyl groups in the market pulp to form a 3-D matrix, a first drying step may be accomplished without loss of benefits afforded when the market pulp is later re-pulped to make a paper product.

IPC Classes  ?

86.

Stylized adaptive mobility device

      
Application Number 16086716
Grant Number 10667979
Status In Force
Filing Date 2017-03-23
First Publication Date 2019-04-04
Grant Date 2020-06-02
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Caccese, Vincent
  • Depoy, Elizabeth
  • Gilson, Stephen
  • Beaumont, Ryan Michael
  • Alexander, Jr., James Everett

Abstract

An adaptive mobility device enables disabled users to ambulate with more security. The device includes a frame including two rear forks for a pair of rear wheels, and a pivotable front fork and wheel, steerable with a steering mechanism that alters the front wheel angle in response to pivoting of the forearms support bar. The support bar may optionally contain forearm rests on which the user may support his or her weight while reaching the handgrips for steering the device. The steering mechanism may provide for adjustment of the steering ratio.

IPC Classes  ?

  • A61H 3/04 - Wheeled walking aids for patients or disabled persons

87.

Controlled porosity structural material with nanocellulose fibers

      
Application Number 16086988
Grant Number 10870950
Status In Force
Filing Date 2017-03-21
First Publication Date 2019-03-28
Grant Date 2020-12-22
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Mason, Michael Darin
  • Holomakoff, David Gregg
  • Hossen, Muhammad Radowan

Abstract

The present invention provides, inter alia, biocompatible porous structural materials made exclusively or almost exclusively from nanocellulose fibers (CNF), CNC, or bacterial cellulose, as well as processes for making and using provided compositions. Provided compositions may possess specifically tailored mechanical strength properties and have a design-controlled porosity that is homogeneous or graded, depending on the application. Provided compositions may be manufactured by the controlled dewatering of suspensions of CNF. In some embodiments, provided compositions may include a solids concentration of about 10% to about 95% by weight. Controlled water removal and pore homo- or heterogeneity may be accomplished by controlling capillary, hydrostatic and evaporative processes in the environment of a porous mold around the CNF slurry. A freeze drying or vacuum drying step may be used to complete the drying process, locking in the porous network structure resulting in a predetermined porosity (pore volume/total volume), and pore size distribution.

IPC Classes  ?

  • D21H 11/18 - Highly hydrated, swollen or fibrillatable fibres
  • D21H 17/67 - Water-insoluble compounds, e.g. fillers or pigments
  • D21H 17/25 - Cellulose
  • D21C 9/18 - De-watering
  • D21C 9/00 - After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
  • C08L 1/02 - CelluloseModified cellulose
  • D21H 21/22 - Agents rendering paper porous, absorbent or bulky

88.

PARASITE TREATMENT COMPOUND

      
Application Number US2018050663
Publication Number 2019/055515
Status In Force
Filing Date 2018-09-12
Publication Date 2019-03-21
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Bouchard, Deborah A.
  • Bricknell, Ian

Abstract

Methods for the removal of parasites from fish are disclosed, which comprise treatment with an aqueous solution comprising an ionic compound. Certain embodiments of the methods further comprise mechanical treatment.

IPC Classes  ?

  • A01N 59/08 - Alkali metal chloridesAlkaline earth metal chlorides
  • A01K 61/13 - Prevention or treatment of fish diseases
  • A61K 33/14 - Alkali metal chloridesAlkaline earth metal chlorides
  • A61K 35/08 - Mineral watersSeawater

89.

Paperboard product

      
Application Number 15768098
Grant Number 10669675
Status In Force
Filing Date 2015-10-16
First Publication Date 2018-11-01
Grant Date 2020-06-02
Owner
  • General Mills, Inc. (USA)
  • University of Maine System Board of Trustees (USA)
Inventor
  • Tuszkiewicz, George
  • Lorence, Matthew W
  • Paradis, Mark
  • Bilodeau, Michael A

Abstract

The present disclosure relates to paperboard having an improved basis weight to bending strength relationship and methods of making paperboard having an improved basis weight to bending strength relationship. In particular, a paperboard provided herein includes a refined cellulose in at least 1 ply.

IPC Classes  ?

  • D21J 1/08 - Impregnated or coated fibreboard
  • D21J 1/00 - Fibreboard
  • D21H 21/18 - Reinforcing agents
  • D21H 17/25 - Cellulose
  • D21H 17/28 - Starch
  • D21H 21/22 - Agents rendering paper porous, absorbent or bulky
  • D21H 17/09 - Sulfur-containing compounds
  • D21H 19/14 - Coatings without pigments applied in a form other than the aqueous solution defined in group
  • D21H 19/34 - Coatings without pigments applied in a form other than the aqueous solution defined in group comprising cellulose or derivatives thereof
  • D21H 11/00 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
  • D21H 27/30 - Multi-ply

90.

Composite product and a process for producing said product

      
Application Number 15760120
Grant Number 11370894
Status In Force
Filing Date 2016-09-20
First Publication Date 2018-09-20
Grant Date 2022-06-28
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Mayes, Duncan
  • Pynnonen, Janne
  • West, Christopher H
  • Gardner, Douglas J
  • Han, Yousoo

Abstract

The present invention relates to a method of making a foamed cellulosic fiber-thermoplastic composite article. The method includes the steps of providing a copolymer composition, combining the copolymer composition and cellulosic fibers, applying heat, mixing energy and pressure to form a foamable mixture, and forming the foamable article in a molding or extruding operation. The method is characterized in that at least 10% of the cellulosic fibers have been thermally modified prior to being combined with the copolymer composition.

IPC Classes  ?

  • C08J 9/34 - Chemical features in the manufacture of articles consisting of a foamed macromolecular core and a macromolecular surface layer having a higher density than the core
  • C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
  • B32B 5/14 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by a layer differing constitutionally or physically in different parts, e.g. denser near its faces
  • C08J 5/06 - Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
  • C08J 5/04 - Reinforcing macromolecular compounds with loose or coherent fibrous material
  • B29B 7/90 - Fillers or reinforcements
  • B29B 9/14 - Making granules characterised by structure or composition fibre-reinforced
  • B29C 44/34 - Component parts, details or accessoriesAuxiliary operations
  • B29C 44/44 - Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in the form of expandable particles or beads
  • B29K 25/00 - Use of polymers of vinyl-aromatic compounds as moulding material
  • B29K 401/00 - Use of cellulose, modified cellulose or cellulose derivatives, e.g. viscose, as filler

91.

A COMPOSITE MATERIAL AND COMPOSITE PRODUCT

      
Application Number IB2018050622
Publication Number 2018/142314
Status In Force
Filing Date 2018-02-01
Publication Date 2018-08-09
Owner
  • STORA ENSO OYJ (Finland)
  • UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Mayes, Duncan
  • Pynnönen, Janne
  • West, Christopher H.
  • Gardner, Douglas J.
  • Han, Yousoo

Abstract

The present invention is directed to a composite material comprising a cellulosic material, high impact polystyrene (HIPS) and styrene maleic anhydride (SMA). The cellulosic material may be thermally modified prior to being incorporated into the composite material. The present invention is also directed to a composite product that comprises the composite material according to the invention.

IPC Classes  ?

  • B27K 5/00 - Staining or dyeing woodBleaching woodTreating of wood not provided for in groups or
  • B27N 1/02 - Mixing the material with binding agent
  • C08L 25/04 - Homopolymers or copolymers of styrene
  • C08L 97/00 - Compositions of lignin-containing materials

92.

Polymeric composite materials and methods of making them

      
Application Number 15911506
Grant Number 11485850
Status In Force
Filing Date 2018-03-05
First Publication Date 2018-07-12
Grant Date 2022-11-01
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Bilodeau, Michael A.
  • Spender, Jonathan

Abstract

Disclosed are processes for making polymeric composite materials and composite materials made from those processes, the process comprising: providing a mixture, comprising: a liquid, a polymer precursor, and a dispersed-phase precursor; and subjecting the mixture to reaction conditions sufficient: to effect polymerization of the polymer precursor to produce a polymer and a reaction product; and to remove substantially all the liquid and reaction product from the mixture; wherein said reaction conditions comprise: pressure between about 10 millitorr and about 300 torr; and temperature: greater than or equal to the highest boiling point of the liquid and reaction product; less than the decomposition temperature of the polymer; and less than the decomposition temperature of the dispersed-phase precursor.

IPC Classes  ?

  • C08L 67/04 - Polyesters derived from hydroxy carboxylic acids, e.g. lactones
  • C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
  • C08K 3/30 - Sulfur-, selenium-, or tellurium-containing compounds
  • C08L 1/02 - CelluloseModified cellulose
  • C08K 3/22 - OxidesHydroxides of metals
  • C08K 3/34 - Silicon-containing compounds
  • C09D 167/04 - Polyesters derived from hydroxy carboxylic acids, e.g. lactones

93.

Methods of controlling the hydrophilicity of cellulose

      
Application Number 15573712
Grant Number 10570563
Status In Force
Filing Date 2016-05-13
First Publication Date 2018-05-24
Grant Date 2020-02-25
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Bilodeau, Michael A.
  • Spender, Jonathan

Abstract

In some embodiments, the present invention provides methods including the steps of providing cellulosic material, associating the cellulosic material with an organic acid (e.g., lactic acid) to form a mixture, and heating the mixture to a temperature between 100° C. and 120° C. for at least ten minutes to form a treated cellulosic material, wherein the water retention value of the treated cellulosic material is decreased by at least 10% as compared to untreated cellulosic material.

IPC Classes  ?

  • D21C 9/00 - After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
  • D21H 11/16 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
  • D06M 11/76 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereofSuch treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof with carbon oxides or carbonates
  • D06M 13/184 - Carboxylic acidsAnhydrides, halides or salts thereof
  • C08B 3/20 - Esterification with maintenance of the fibrous structure of the cellulose
  • D06M 101/06 - Vegetal fibres cellulosic

94.

Hull for a floating wind turbine platform

      
Application Number 15567199
Grant Number 10202170
Status In Force
Filing Date 2016-04-20
First Publication Date 2018-05-17
Grant Date 2019-02-12
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Dagher, Habib J.
  • Viselli, Anthony M.
  • Dwyer, Mark

Abstract

A hull for a semi-submersible wind turbine platform capable of floating on a body of water and supporting a wind turbine includes a keystone and at least three bottom beams extending radially outward of the keystone. Each bottom beam has a primary beam portion and a column base portion, wherein the column base portion is configured to support an outer column of the hull thereon, and wherein the primary beam portion defines a first ballast compartment therein. The first ballast compartment is in fluid communication with water in the body of water in which the hull is floating.

IPC Classes  ?

  • B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
  • B63B 1/10 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
  • F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
  • B63B 5/18 - Hulls characterised by their construction of non-metallic material made predominantly of concrete, e.g. reinforced built-up from elements
  • F03D 13/40 - Arrangements or methods specially adapted for transporting wind motor components
  • B63B 39/03 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses by transferring liquids
  • B63B 13/00 - Conduits for emptying or ballastingSelf-bailing equipmentScuppers
  • B63B 1/12 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls the hulls being interconnected rigidly

95.

Chemoenzymatic synthesis of trehalose analogs

      
Application Number 15845555
Grant Number 10876143
Status In Force
Filing Date 2017-12-18
First Publication Date 2018-05-03
Grant Date 2020-12-29
Owner
  • Central Michigan University (USA)
  • University of Maine System (USA)
Inventor
  • Swarts, Benjamin M.
  • Woodruff, Peter

Abstract

The present invention provides methods of synthesizing trehalose analogues; methods of detecting mycobacteria, and trehalose analogues.

IPC Classes  ?

  • C12Q 1/04 - Determining presence or kind of microorganismUse of selective media for testing antibiotics or bacteriocidesCompositions containing a chemical indicator therefor
  • C12P 19/12 - Disaccharides
  • C07H 3/04 - Disaccharides
  • C07H 1/00 - Processes for the preparation of sugar derivatives

96.

Methods for the production of high solids nanocellulose

      
Application Number 15567478
Grant Number 10794002
Status In Force
Filing Date 2016-04-22
First Publication Date 2018-04-05
Grant Date 2020-10-06
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Bilodeau, Michael
  • Spender, Jonathan
  • Van Heiningen, Adriaan

Abstract

The present invention provides, among other things, methods including the steps of providing a cellulosic biomass, associating the cellulosic biomass with an organic liquid to form a mixture, treating the mixture to reduce the moisture content of the mixture to 30% or below (if necessary), and processing the mixture to produce cellulose nanofibrils in a slurry. In some embodiments, provided methods allow for the production of high solids content slurries containing 4% or more cellulosic nanofibrils.

IPC Classes  ?

  • D21C 3/20 - Pulping cellulose-containing materials with organic solvents
  • D21C 9/18 - De-watering
  • D21H 11/18 - Highly hydrated, swollen or fibrillatable fibres
  • D21C 9/00 - After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters

97.

SEGMENTED CONCRETE HULL FOR WAVE ENERGY CONVERTERS AND METHOD OF CONSTRUCTING

      
Application Number US2017050045
Publication Number 2018/045368
Status In Force
Filing Date 2017-09-05
Publication Date 2018-03-08
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Viselli, Anthony, M.
  • Dagher, Habib, J.

Abstract

A wave energy converter (10) is capable of floating on a body of water (BW), moving in response to waves (W) occurring in the body of water (BW), and includes a hull (12) connected to a heave plate (14). The wave energy converter (10) is characterized in that the hull (12) is formed from reinforced concrete, a plurality of connecting tendons (16) extend between the hull (12) and the heave plate (14), and a power take off (66) is attached to each connecting tendon (16).

IPC Classes  ?

  • F03B 13/12 - Adaptations of machines or engines for special useCombinations of machines or engines with driving or driven apparatusPower stations or aggregates characterised by using wave or tide energy
  • F03B 13/14 - Adaptations of machines or engines for special useCombinations of machines or engines with driving or driven apparatusPower stations or aggregates characterised by using wave or tide energy using wave energy
  • F03B 13/16 - Adaptations of machines or engines for special useCombinations of machines or engines with driving or driven apparatusPower stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member and another member
  • F03B 13/18 - Adaptations of machines or engines for special useCombinations of machines or engines with driving or driven apparatusPower stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member and another member wherein the other member is fixed, at least at one point, with respect to the sea bed or shore
  • F03B 13/20 - Adaptations of machines or engines for special useCombinations of machines or engines with driving or driven apparatusPower stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member and another member wherein both members are movable relative to the sea bed or shore

98.

Method of construction, assembly, and launch of a floating wind turbine platform

      
Application Number 15550390
Grant Number 10215161
Status In Force
Filing Date 2016-02-24
First Publication Date 2018-02-01
Grant Date 2019-02-26
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Viselli, Anthony M.
  • Dagher, Habib J.

Abstract

A method of constructing and assembling a floating wind turbine platform includes constructing pre-stressed concrete sections of a floating wind turbine platform base, assembling the floating wind turbine platform base sections to form the base at a first location in a floating wind turbine platform assembly area, and moving the base to a second location in the floating wind turbine platform assembly area. Pre-stressed concrete sections of floating wind turbine platform columns are constructed, and the column sections are assembled to form a center column and a plurality of outer columns on the base to define a hull at the second location in the floating wind turbine platform assembly area. The hull is then moved to a third location in the floating wind turbine platform assembly area. Secondary structures are mounted on and within the hull, and the hull is moved to a fourth location in the floating wind turbine platform assembly area. A wind turbine tower is constructed on the center column, and a wind turbine is mounted on the wind turbine tower, thus defining the floating wind turbine platform. The floating wind turbine platform is then moved to a launch platform in a fifth location and launched into a body of water.

IPC Classes  ?

  • F03D 9/00 - Adaptations of wind motors for special useCombinations of wind motors with apparatus driven therebyWind motors specially adapted for installation in particular locations
  • H02P 9/04 - Control effected upon non-electric prime mover and dependent upon electric output value of the generator
  • F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
  • B63B 1/10 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
  • B63B 5/20 - Hulls characterised by their construction of non-metallic material made predominantly of concrete, e.g. reinforced built-up from elements in combination with elements of other materials
  • B63B 21/50 - Anchoring arrangements for special vessels, e.g. for floating drilling platforms or dredgers
  • B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
  • B63B 35/00 - Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
  • F03D 13/40 - Arrangements or methods specially adapted for transporting wind motor components
  • F03D 13/10 - Assembly of wind motorsArrangements for erecting wind motors
  • B63B 39/03 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses by transferring liquids
  • B63B 1/12 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls the hulls being interconnected rigidly

99.

Soft tissue in-growth of porous, three-dimensionally printed, transcutaneous implants of varying material and pore geometry

      
Application Number 15547899
Grant Number 10792129
Status In Force
Filing Date 2016-02-03
First Publication Date 2018-01-25
Grant Date 2020-10-06
Owner University of Maine System Board of Trustees (USA)
Inventor
  • Spivack, Kyle J.
  • Lichtenwalner, Anne B.
  • Weber, James A.
  • Neivandt, David J.
  • Dickey, Ian D.

Abstract

The present invention provides, among other things, implants including a biocompatible substrate, wherein the substrate includes a plurality of pores, such as trabecular and/or dodecahedral pores, and wherein said implant is configured as a transcutaneous implant. In some embodiments, provided implants may comprise multiple layers with differing pore densities, geometries, and/or distributions.

IPC Classes  ?

  • A61C 8/00 - Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereonDental implantsImplanting tools
  • A61B 17/86 - Pins or screws
  • A61B 17/60 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements for external osteosynthesis, e.g. distractors or contractors
  • A61L 27/06 - Titanium or titanium alloys
  • A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
  • A61F 2/30 - Joints

100.

STYLIZED ADAPTIVE MOBILITY DEVICE

      
Application Number US2017023770
Publication Number 2017/172473
Status In Force
Filing Date 2017-03-23
Publication Date 2017-10-05
Owner UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTEES (USA)
Inventor
  • Caccese, Vincent
  • Depoy, Elizabeth
  • Gilson, Stephen
  • Beaumont, Ryan, Michael
  • Alexander, Jr., James, Everett

Abstract

An adaptive mobility device enables disabled users to ambulate with more security. The device includes a frame including two rear forks for a pair of rear wheels, and a pivotable front fork and wheel, steerable with a steering mechanism that alters the front wheel angle in response to pivoting of the forearms support bar. The support bar may optionally contain forearm rests on which the user may support his or her weight while reaching the handgrips for steering the device. The steering mechanism may provide for adjustment of the steering ratio.

IPC Classes  ?

  • A61H 3/04 - Wheeled walking aids for patients or disabled persons
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