According to embodiments of the present application, a carbon dioxide sensing color changeable dye can comprise a carbon dioxide status indicator, a solvent, a polymer wherein the carbon dioxide status indicator is dispersed, an optional plasticizer, and an optional agent to facilitate mixing. The color changeable dye is a first color in the presence of a carbon dioxide rich environment and is capable of changing to a second color upon exposure to atmospheric condition for a period of time corresponding to the intended use time of a restricted, disposable or limited use product. Methods of making and using the color changeable dye and apparatuses incorporating such dye are also disclosed.
A61B 17/3211 - Surgical scalpels or knivesAccessories therefor
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
G01N 33/52 - Use of compounds or compositions for colorimetric, spectrophotometric or fluorometric investigation, e.g. use of reagent paper
1 and X2 are independently selected from hydrogen, R′, —OR′ and halogen; wherein R′ is independently selected from an optionally substituted linear or branched alkyl group, alkenyl group, alkoxy group, aryl group and an alkylene aryl group; having from 5 to 22 carbon atoms; r and p each represent and integer from 0 to 3. The compound of formula (I) and compositions of the invention are useful in providing a colour change effect, in memory compositions and visual indicators, particularly in security and healthcare applications.
G01K 11/16 - Measuring temperature based on physical or chemical changes not covered by group , , , or using changes in colour, translucency or reflectance of organic materials
A temperature-indicator product comprising a visual indicator comprising a thermochromic colour-memory composition and comprising an electron-donating colouring organic compound (A), an electron-accepting colouring organic compound (B) and reaction medium compound (C). The visual indicator comprises a first portion comprising a first thermochromic colour-change composition in its lower temperature state and a second portion comprising a second thermochromic colour-change composition in its higher temperature state. The product is useful as a tamper-evident indicator or as a freeze indicator.
G01N 21/78 - Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
1211 and X2 are independently selected from hydrogen, R', -OR' and halogen; wherein R' is independently selected from an optionally substituted linear or branched alkyl group, alkenyl group, alkoxy group, aryl group and an alkylene aryl group; having from 5 to 22 carbon atoms; r and p each represent and integer from 0 to 3. The compound of formula (I) and compositions of the invention are useful in providing a colour change effect, in memory compositions and visual indicators, particularly in security and healthcare applications.
The present technology includes a color changeable indicator that changes color upon exposure of the indicator to high pressure and comprises at least one reagent releasing layer, a transition layer disposed on the reagent releasing layer, a color changeable layer disposed on the transition layer, and a non-porous protectant encompassing the reagent releasing layer, the transition layer and the color changeable layer. An additional reagent releasing layer can be located between the transition layer and the color changeable layer. The indicators provide simple, reliable, and cost effective detection means for detecting whether a product has been exposed to high pressure, e.g. high pressure pasteurization, and may find use in applications such as food and beverage processing and/or packaging and medical applications.
G01N 21/78 - Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
A61L 2/28 - Devices for testing the effectiveness or completeness of sterilisation, e.g. indicators which change colour
Synthetic plastics material pigment concentrates; Synthetic plastics material pigment in granular form; Printing inks; Offset printing inks; Screen printing inks; Thermochromic printing inks; Inks for printing; Inks for use in printing; Dyes, colorants, pigments and inks; Pigments for use in the manufacture of printing inks.
7.
Color changeable adhesives and methods of making such adhesives
Color changeable materials can be incorporated into adhesive materials while maintaining the efficacy and stability of the indicator. The indicators provide simple, reliable, and cost effective detection means for detecting ammonia and carbon dioxide, and may find use in applications such as food packaging and medical applications.
Color changeable indicator particles having a meltable, particulate organic core, and at least one color changeable indicator coated on the particulate organic core. Color changeable indicator particles can be incorporated into composite polymer materials while maintaining the efficacy and stability of the indicator. The indicators provide simple, reliable, and cost effective detection means for detecting ammonia and carbon dioxide, and may find use in applications such as food packaging and medical applications.
G01N 31/22 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods using chemical indicators
A temperature-indicator product comprising a visual indicator comprising a thermochromic colour-memory composition and comprising an electron-donating colouring organic compound (A), an electron-accepting colouring organic compound (B) and reaction medium compound (C). The visual indicator comprises a first portion comprising a first thermochromic colour-change composition in its lower temperature state and a second portion comprising a second thermochromic colour-change composition in its higher temperature state. The product is useful as a tamper-evident indicator or as a freeze indicator.
G01N 21/78 - Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
C09D 1/00 - Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
C09D 4/00 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond
C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes
2 are independently in the ortho or meta position. The compounds are useful in ink compositions, writing implements containing the compound and medical and industrial applications in which temperature sensitive colour change may be required.
G01N 21/78 - Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
temperature indicator strips featuring quick response (QR) codes; temperature indicator strips made from plastic featuring quick response (QR) codes; temperature indicator labels not for medical purposes featuring quick response (QR) codes. providing a web site allowing users to upload images of temperature indicator labels using a quick response (QR) code; providing a web site allowing users to upload time-stamped temperature data using a quick response (QR) code; electronic storage of temperature data from activated temperature indicator labels uploaded using quick response (QR) codes.
According to embodiments of the present application, a color change sensor comprises a color change indicator and a substrate comprising a gas disposed on the color change indicator. The sensor may further comprise an interface layer that assists in containing the gas within the substrate. The sensor may be used with limited use, restricted use, or disposable apparatuses. The user may actuate the sensor by disrupting or removing the gas-containing substrate and/or the interface layer. Methods of making and using the color change sensor and related apparatuses are also disclosed.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
G01N 21/78 - Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
G01N 31/22 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods using chemical indicators
14.
Apparatuses, indicators, methods and kits with timed color change indication
An apparatus, method and kit includes one or more use protocol indicators having a color changeable dye, the dye being translucent or having a first color upon immediate exposure to an environment and for a defined time thereafter and the dye changing color after exposure to the environment for the defined time. A dual environment indicator includes a first indicator color changeable dye being translucent or having a first color upon immediate exposure to a first environment and changing color after exposure to a second environment and a second indicator color changeable dye being translucent or having a first color upon immediate exposure to the second environment and for a defined time thereafter and changing color after exposure to the second environment for the defined time. A time exposure indicator comprises at least one color changeable dye disposed to change color in a sequential manner.
G01N 31/22 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods using chemical indicators
G01N 21/78 - Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
A61B 17/3211 - Surgical scalpels or knivesAccessories therefor
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A temperature-indicator product comprising a visual indicator comprising a thermochromic colour-memory composition and comprising an electron-donating colouring organic compound (A), an electron-accepting colouring organic compound (B) and reaction medium compound (C). The visual indicator comprises a first portion comprising a first thermochromic colour-change composition in its lower temperature state and a second portion comprising a second thermochromic colour-change composition in its higher temperature state. The product is useful as a tamper-evident indicator or as a freeze indicator.
Novel reaction media for electron donating and electron accepting components in colour- change compositions are described. The compound is of formula (I): wherein R1, and R2 are selected from a linear or branched alkyl group, alkenyl group, alkoxy group, aryl group and an alkylene aryl group having from 6 to 22 carbon atoms; X1 and X2 are selected from -OC(O)-, -CO2- and O; R3, R4 and R5 are selected from hydrogen and an linear or branched alkyl group, cycloalkyl group, alkenyl group, alkoxy group, aryl and alkylene aryl group; R6 is selected from hydrogen, R3, -Χ1R1 and aryl and halogen; Y1 Y2 Y3 and Y4 are selected from hydrogen, R3, -OR3 and halogen; a is 0 to 4; b is 0 or 1; x and y are independently is 0 or 1 provided that where x and y are 0, a is 0 and b is 1 and R6 is -C02R1; and wherein when a is 0 and b is 1 and R5 or R6 is phenyl, R6 and R5 respectively are not hydrogen or C1-7 alkyl. The compounds are useful in ink compositions, writing implements containing the compound and medical and industrial applications in which temperature sensitive colour change may be required.
Novel reaction media for electron donating and electron accepting components in colour-change compositions are described. The compound is of formula (VI); R1, and R2 are independently selected from an optionally substituted linear or branched alkyl group, alkenyl group, alkoxy group, aryl group and an alkylene aryl group having from 5 to 22 carbon atoms; X1 and X2 are independently selected from -OC(O)-, -CO2- and O; Y1, and Y2 are independently selected from hydrogen, halogen, R1, -OR1; y is independently 0 or 1; and suitably the groups R1X1- and -X2 R2 are independently in the ortho or meta position. The compounds are useful in ink compositions, writing implements containing the compound and medical and industrial applications in which temperature sensitive colour change may be required.
A disposable ophthalmic or medical apparatus has a portion with a color changeable dye disposed thereon. The dye changes color after being exposed to oxygen for a controlled and predetermined period of time indicating that the apparatus should no longer be used.
A61B 17/3211 - Surgical scalpels or knivesAccessories therefor
G02C 7/10 - Filters, e.g. for facilitating adaptation of the eyes to the darkSunglasses
A61B 90/92 - Identification means for patients or instruments, e.g. tags coded with colour
A61B 3/16 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for measuring intraocular pressure, e.g. tonometers
A61M 5/50 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular wayAccessories therefor, e.g. filling or cleaning devices, arm rests having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
A61M 5/00 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular wayAccessories therefor, e.g. filling or cleaning devices, arm rests
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
19.
Carbon dioxide sensing color changeable dyes for indicating exposure, methods of making and using such dyes, and apparatuses incorporating such dye
According to embodiments of the present application, a carbon dioxide sensing color changeable dye can comprise a carbon dioxide status indicator, a solvent, a polymer wherein the carbon dioxide status indicator is dispersed, an optional plasticizer, and an optional agent to facilitate mixing. The color changeable dye is a first color in the presence of a carbon dioxide rich environment and is capable of changing to a second color upon exposure to atmospheric condition for a period of time corresponding to the intended use time of a restricted, disposable or limited use product. Methods of making and using the color changeable dye and apparatuses incorporating such dye are also disclosed.
G01N 33/52 - Use of compounds or compositions for colorimetric, spectrophotometric or fluorometric investigation, e.g. use of reagent paper
A61B 17/3211 - Surgical scalpels or knivesAccessories therefor
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
An apparatus with time controlled color change indication comprises an apparatus includes a disposable, limited or restricted use product and an oxygen sensing color changeable dye disposed on a portion of the apparatus, the dye being translucent or having a first color upon application and for a defined time thereafter and the dye changing color after exposure to oxygen for the defined time. For example, a packaging for containing a product for human consumption has a portion with a color changeable dye disposed thereon. The dye changes color after being exposed to oxygen for a controlled and predetermined period of time indicating that the product for human consumption should no longer be consume or has decreased in freshness, quality of taste or potency.
G01N 31/22 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods using chemical indicators
A61K 47/22 - Heterocyclic compounds, e.g. ascorbic acid, tocopherol or pyrrolidones
A61B 17/3211 - Surgical scalpels or knivesAccessories therefor
A61M 5/50 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular wayAccessories therefor, e.g. filling or cleaning devices, arm rests having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
G02C 7/10 - Filters, e.g. for facilitating adaptation of the eyes to the darkSunglasses
A61B 90/92 - Identification means for patients or instruments, e.g. tags coded with colour
A61B 3/16 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for measuring intraocular pressure, e.g. tonometers
A61M 5/00 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular wayAccessories therefor, e.g. filling or cleaning devices, arm rests
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
21.
Apparatuses, indicators, methods and kits with timed color change indication
An apparatus, method and kit includes one or more use protocol indicators having a color changeable dye, the dye being translucent or having a first color upon immediate exposure to an environment and for a defined time thereafter and the dye changing color after exposure to the environment for the defined time. A dual environment indicator includes a first indicator color changeable dye being translucent or having a first color upon immediate exposure to a first environment and changing color after exposure to a second environment and a second indicator color changeable dye being translucent or having a first color upon immediate exposure to the second environment and for a defined time thereafter and changing color after exposure to the second environment for the defined time. A time exposure indicator comprises at least one color changeable dye disposed to change color in a sequential manner.
B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers
G01N 21/78 - Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
G01N 31/22 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods using chemical indicators
22.
Color changeable dyes for indicating exposure, methods of making and using such dyes and apparatuses incorporating such dyes
According to embodiments of the present application, a color changeable dye can comprise a redox indicator, a reduction reaction initiator, an electron donor, an oxygen scavenger, an indicator barrier agent, a thickening agent and an agent to facilitate mixing. The color changeable dye is a first color in the presence of oxygen, capable of changing to a second color upon reduction in a substantially oxygen free environment, and capable of changing back to the first color after exposure to oxygen for a period of time corresponding to the intended use time of a disposable or limited use product. Methods of making and using the color changeable dye and apparatuses incorporating such dye are also disclosed.
A61M 5/50 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular wayAccessories therefor, e.g. filling or cleaning devices, arm rests having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
A61B 17/3211 - Surgical scalpels or knivesAccessories therefor
G02B 1/10 - Optical coatings produced by application to, or surface treatment of, optical elements
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
An apparatus with time controlled color change indication comprises an apparatus includes a disposable, limited or restricted use product and an oxygen sensing color changeable dye disposed on a portion of the apparatus, the dye being translucent or having a first color upon application and for a defined time thereafter and the dye changing color after exposure to oxygen for the defined time. For example, a packaging for containing a product for human consumption has a portion with a color changeable dye disposed thereon. The dye changes color after being exposed to oxygen for a controlled and predetermined period of time indicating that the product for human consumption should no longer be consume or has decreased in freshness, quality of taste or potency.
G01N 31/22 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods using chemical indicators
A61B 17/3211 - Surgical scalpels or knivesAccessories therefor
G02C 7/10 - Filters, e.g. for facilitating adaptation of the eyes to the darkSunglasses
A61B 3/16 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for measuring intraocular pressure, e.g. tonometers
A61M 5/50 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular wayAccessories therefor, e.g. filling or cleaning devices, arm rests having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
A61M 5/00 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular wayAccessories therefor, e.g. filling or cleaning devices, arm rests
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
24.
Disposable ophthalmic/medical apparatus with timed color change indication
A disposable ophthalmic or medical apparatus has a portion with a color changeable dye disposed thereon. The dye changes color after being exposed to oxygen for a controlled and predetermined period of time indicating that the apparatus should no longer be used.
G02C 7/10 - Filters, e.g. for facilitating adaptation of the eyes to the darkSunglasses
A61B 3/16 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for measuring intraocular pressure, e.g. tonometers
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
A61M 5/50 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular wayAccessories therefor, e.g. filling or cleaning devices, arm rests having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
A61M 5/00 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular wayAccessories therefor, e.g. filling or cleaning devices, arm rests
25.
Color changeable dyes for indicating exposure, methods of making and using such dyes, and apparatuses incorporating such dyes
According to embodiments of the present application, a color changeable dye can comprise a redox indicator, a reduction reaction initiator, an electron donor, an oxygen scavenger, an indicator barrier agent, a thickening agent and an agent to facilitate mixing. The color changeable dye is a first color in the presence of oxygen, capable of changing to a second color upon reduction in a substantially oxygen free environment, and capable of changing back to the first color after exposure to oxygen for a period of time corresponding to the intended use time of a disposable or limited use product. Methods of making and using the color changeable dye and apparatuses incorporating such dye are also disclosed.
G01N 31/00 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods
26.
Disposable ophthalmic/medical apparatus with timed color change indication
A disposable ophthalmic or medical apparatus has a portion with a color changeable dye disposed thereon. The dye changes color after being exposed to oxygen for a controlled and predetermined period of time indicating that the apparatus should no longer be used.
A disposable ophthalmic or medical apparatus has a portion with a color changeable dye disposed thereon. The dye changes color after being exposed to oxygen for a controlled and predetermined period of time indicating that the apparatus should no longer be used.
09 - Scientific and electric apparatus and instruments
16 - Paper, cardboard and goods made from these materials
35 - Advertising and business services
Goods & Services
Thermometers not for medical purposes; thermo chromic devices; liquid crystal devices, displays, pictures and messages; labels, stickers, messages or cards, all consisting of or containing thermo chromic, photo chromic, hydro chromic or other colour changing materials; class 9 goods consisting wholly or partly of any of the aforementioned materials; monitoring apparatus. Labels, and stickers all being for use on domestic appliances. Consultancy services relating to liquid crystal technologies, applications and instruments.
01 - Chemical and biological materials for industrial, scientific and agricultural use
02 - Paints, varnishes, lacquers
09 - Scientific and electric apparatus and instruments
Goods & Services
Chemical products, compositions, elements, compounds and substances, all for use in industry and manufacturing processes. Paints, inks, dyes, marking and indicator fluids, colouring matters. Environmental and temperature measuring, monitoring, display and indicating apparatus and devices; temperature and temperature change indication strips; parts and fittings for all the aforesaid goods.
09 - Scientific and electric apparatus and instruments
Goods & Services
Paints, inks, dyes, marking and indicator fluids. Environmental and temperature measuring, monitoring, display and indicating apparatus and devices; temperature and temperature change indication strips; parts and fittings for all the aforesaid goods.
01 - Chemical and biological materials for industrial, scientific and agricultural use
02 - Paints, varnishes, lacquers
09 - Scientific and electric apparatus and instruments
Goods & Services
Chemical products for use in industry; all for indicating temperature or temperature change. Paints, inks, dyes, marking and indicator fluids; all for indicating temperature or temperature change. Environmental and temperature measuring, monitoring, display and indicating apparatus and devices; temperature and temperature change indication strips; parts and fittings for all the aforesaid goods, excluding apparatus for thermo analysis of metals.
color changing process pigment for use in the manufacture of inks, dyes and paints [ clothing, namely, shoes, socks, shirts, pants, neck ties, sweatshirts, T-shirts, blouses, swimwear, hats, caps, jackets, vests, shorts and gloves ]
09 - Scientific and electric apparatus and instruments
Goods & Services
temperature measurement, monitoring, display and indicating devices in the nature of planar strips with color change area(s) thereon to denote a temperature level
