Amtek Research International LLC

United States of America

 
Total IP 57
Total IP Rank # 23,913
IP Activity Score 2.5/5.0    41
IP Activity Rank # 18,189

Patents

Trademarks

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Last Patent 2024 - Cohesively bonded, microporous m...
First Patent 1995 - Method of making a battery separ...

Latest Inventions, Goods, Services

2024 Invention Cohesively bonded, microporous multilayer films. A multilayer microporous polyolefin film in whic...
Invention Microporous polyolefin membranes from bespoke solvents. Halogen-free, microporous polyolefin memb...
2023 Invention Acid stratification mitigation, electrolytes, devices, and methods related thereto. Methods of re...
Invention Microporous polyolefin membranes from bespoke solvents. Halogen-free, microporous polyolefin mem...
Invention Coating method and resultant ceramic-modified separators. The present disclosure relates to a con...
Invention Biaxially oriented membranes from double layer, oil filled sheets. The present disclosure relates...
Invention Ceramic-modified, acid-scavenging polyolefin separators. The present disclosure relates to the fo...
Invention Laminable, dimensionally-stable microporous webs. Laminable microporous polymer webs wish good d...
2022 Invention Closed loop azeotrope-based solvent extraction and recovery method in the production of microporo...
Invention Infection control or protective clothing articles. Infection control or protective clothing arti...
Invention Infection control or protective clothing articles. Infection control or protective clothing artic...
Invention Dry process electrically conductive composite formation. An electrically conductive porous compo...
2021 Invention Free-standing, ion-selective composite membranes. This disclosure relates to free-standing, comp...
Invention Free-standing, ion-selective composite membranes. This disclosure relates to free-standing, compo...
Invention Solvent free separators. This disclosure relates to battery separators for use in lead acid batt...
Invention Solvent free separators. This disclosure relates to battery separators for use in lead acid batte...
Invention Fragrance-containing crosslinked gels. Spill-resistant gels with fragrance immobilized within a ...
Invention Fragrance-containing crosslinked gels. Spill-resistant gels with fragrance immobilized within a c...
Invention Freestanding, dimensionally stable microporous webs. A thin, freestanding, microporous polyolefin...
2020 Invention Friction enhancing core surface of battery separator roll and related methods. Rolls of battery ...
Invention Friction enhancing core surface of battery separator roll and related methods. Rolls of battery s...
2019 Invention Dimensionally-stable microporous webs. Multi-layer structures are disclosed herein containing a ...
Invention Dimensionally-stable microporous webs. Multi-layer structures are disclosed herein containing a m...
Invention Electrically conductive porous composites and devices and methods related thereto. An electricall...
2018 Invention Porous membranes, freestanding composites, and related devices and methods. The disclosed porous ...
Invention Dry process electrically conductive composite formation. An electrically conductive porous compos...
2017 Invention Solidified, conformable porous composites and related devices, methods, and uses. A solidified, c...
Invention Laminable, dimensionally-stable microporous webs. Laminable microporous polymer webs with good di...
Invention Multi-row melt-blown fiber spinneret. A multi-row melt-blown fiber spinneret (8) enables stackin...
Invention Multi-row melt-blown fiber spinneret. A multi-row melt-blown fiber spinneret (8) enables stacking...
2016 Invention Porous granules containing mixture of rubber and silica powders. Granules containing mixtures of ...
Invention Covalently cross-linked gel electrolytes. Proton-conducting gel electrolytes with acid immobilize...
2015 Invention High porosity silica-containing microporous sheets. A flexible microporous polymer sheet having f...
2014 Invention Instantaneously wettable polymer fiber sheet. A polymer fiber sheet exhibits high porosity and go...
Invention Instantaneously wettable polymer fiber sheets. A polymer fiber sheet exhibits high porosity and g...
Invention Lead-acid battery separators with ultra low resistivity and sustained wettability. A lead-acid ba...
Invention Low resistivity and sustained wettability battery separators. A lead-acid battery separator with ...
2013 Invention Method of making a rubber-containing polyolefin separator. A method of making a rubber-containin...