Patents by Inventor Vivek Kapur
Vivek Kapur has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12129363Abstract: The present invention is directed to polyethylene-based compositions suitable for packaging applications, films, and articles. The polyethylene-based composition according to embodiments disclosed herein includes a polyethylene composition having a first polyethylene fraction and a second polyethylene fraction as well as a calcium salt of 1,2-cyclohexanedicarbodylic acid. The polyethylene-based composition can deliver a balance of properties, including barrier properties, for packaging applications.Type: GrantFiled: May 1, 2020Date of Patent: October 29, 2024Assignee: Dow Global Technologies LLCInventors: Andrew T. Heitsch, Sanjib Biswas, Mridula Kapur, Alexander Williamson, Philip P. Fontaine, Joshua B. Gaubert, Daniel W. Baugh, III, Jin Wang, Didem Oner-Deliormanli, Hitendra K. Singh, Shadid Askar, Arnaldo T. Lorenzo, Mehmet Demirors, Vivek Kalihari
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Publication number: 20220196656Abstract: There is provided a skin test diagnostic reagent comprising: at least one 40mer polypeptide consisting of any one of SEQ ID NOs: 1, 3 or 4; at least one 40mer polypeptide consisting of any one of SEQ ID NOs: 7 or 8; and at least one 40mer polypeptide consisting of any one of SEQ ID NOs: 10, 11 or 12, characterised in that the reagent elicits a positive result when administered in a skin test to an animal infected with Mycobacterium bovis or Mycobacterium tuberculosis.Type: ApplicationFiled: April 9, 2020Publication date: June 23, 2022Applicants: The Penn State Research Foundation, The Secretary of State for Environment, Food and Rural Affairs acting through the Animal and PlantInventors: Vivek Kapur, Sreenidhi Srinivasan, Hans Vordermeier, Gareth Jones
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Publication number: 20200348300Abstract: The present invention provides novel Mycobacterium avium subspecies paratuberculsis (MAP) derived antigens which may be used to diagnose and thereafter effectively treat animals that have been infected with MAP, Further provided are methods of determining whether an animal is infected with MAP, and methods of diagnosing and treating Johne's disease. The invention also relates to a kit for the implementation of the methods.Type: ApplicationFiled: January 18, 2019Publication date: November 5, 2020Inventors: Vivek Kapur, Lingling Li, Joseph J. Campo, Yrjo T. Grohn, Bettina Wagner, John P. Bannantine, Judith R. Stabel
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Patent number: 9790342Abstract: Disclosed are foam compositions and processes to form closed-cell tannin-based foams. The foams comprises a continuous polymeric phase defining a plurality of cells, wherein the continuous polymeric phase comprises a tannin-based resin derived from a tannin and a monomer, wherein the monomer comprises furfural, glyoxal, acetaldehyde, 5-hydroxymethylfurfural, acrolein, levulinate esters, sugars, 2,5-furandicarboxylic acid, 2,5-furandicarboxylic aldehyde, urea, difurfural (DFF), furfuryl alcohol, glycerol, sorbitol, lignin, or mixtures thereof, and wherein the plurality of cells comprises a plurality of open-cells and a plurality of closed-cells with an open-cell content measured according to ASTM D6226-5, of less than 50%. The foam composition also comprises a discontinuous phase disposed in at least a portion of the plurality of closed-cells, the discontinuous phase comprising one or more blowing agents.Type: GrantFiled: May 25, 2012Date of Patent: October 17, 2017Assignee: E I DU PONT DE NEMOURS AND COMPANYInventors: Mark Andrew Harmer, Vivek Kapur, Sharlene Renee Williams
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Patent number: 9701803Abstract: Disclosed are foam compositions and processes to form closed-cell tannin-based foams. The foams comprises a continuous polymeric phase defining a plurality of cells, wherein the continuous polymeric phase comprises a tannin-based resin derived from a tannin, a first monomer, and a second monomer, wherein the first monomer comprises formaldehyde, paraformaldehyde, furfural, glyoxal, acetaldehyde, 5-hydroxymethylfurfural, acrolein, levulinate esters, sugars, 2,5-furandicarboxylic acid, 2,5-furandicarboxylic aldehyde, urea, difurfural (DFF), or mixtures thereof, and the second monomer comprises furfuryl alcohol, glycerol, sorbitol, lignin, or mixtures thereof, and wherein the plurality of cells comprises a plurality of open-cells and a plurality of closed-cells with an open-cell content measured according to ASTM D6226-5, of less than 50%.Type: GrantFiled: May 25, 2012Date of Patent: July 11, 2017Assignee: E I DU PONT DE NEMOURS AND COMPANYInventors: Michael W Cobb, Vincent Galante, Mark Andrew Harmer, Vivek Kapur, Sharlene Renee Williams
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Publication number: 20160083547Abstract: Disclosed are foam compositions and processes to form mixed tannin-phenolic foams. The foams comprises a continuous polymeric phase defining a plurality of cells, wherein the continuous polymeric phase comprises a mixed-resin derived from a phenol, a tannin, and a first monomer, and wherein the plurality of cells comprises a plurality of open-cells and a plurality of closed-cells with an open-cell content measured according to ASTM D6226-5, of less than 50%. The foam composition also comprises a discontinuous phase disposed in at least a portion of the plurality of closed-cells, the discontinuous phase comprising one or more blowing agents.Type: ApplicationFiled: December 3, 2015Publication date: March 24, 2016Inventors: MICHAEL W. COBB, MARK ANDREW HARMER, VIVEK KAPUR, ANN Y. LIAUW, SHARLENE RENEE WILLIAMS
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Patent number: 9260579Abstract: Disclosed are foam compositions and processes to form mixed tannin-phenolic foams. The foams comprises a continuous polymeric phase defining a plurality of cells, wherein the continuous polymeric phase comprises a mixed-resin derived from a phenol, a tannin, and a first monomer, and wherein the plurality of cells comprises a plurality of open-cells and a plurality of closed-cells with an open-cell content measured according to ASTM D6226-5, of less than 50%. The foam composition also comprises a discontinuous phase disposed in at least a portion of the plurality of closed-cells, the discontinuous phase comprising one or more blowing agents.Type: GrantFiled: May 25, 2012Date of Patent: February 16, 2016Assignee: E I DU PONT DE NEMOURS AND COMPANYInventors: Michael W Cobb, Mark Andrew Harmer, Vivek Kapur, Ann Y Liauw, Sharlene Renee Williams
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Publication number: 20150155537Abstract: There is an ionomer composite membrane comprising at least one laterally adjacent region and laterally isolated regions occupying about 0.1 to 80% by volume of the membrane and associated with pores having an average pore diameter dimension of about 0.1 to 150 microns. The membrane has an average thickness of about 3 to 500 microns and comprises a first material and a second material. A first region in the membrane comprises the first material and a second region comprises the second material. The first material comprises an ionomer. There is also a cell including the membrane. There also are related methods of making and using the membrane and cell.Type: ApplicationFiled: April 4, 2013Publication date: June 4, 2015Inventors: Kostantinos Kourtakis, Vivek Kapur, Glen E. Simmonds
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Publication number: 20140093720Abstract: Disclosed are foam compositions and processes to form mixed tannin-phenolic foams. The foams comprises a continuous polymeric phase defining a plurality of cells, wherein the continuous polymeric phase comprises a mixed-resin derived from a phenol, a tannin, and a first monomer, and wherein the plurality of cells comprises a plurality of open-cells and a plurality of closed-cells with an open-cell content measured according to ASTM D6226-5, of less than 50%. The foam composition also comprises a discontinuous phase disposed in at least a portion of the plurality of closed-cells, the discontinuous phase comprising one or more blowing agents.Type: ApplicationFiled: May 25, 2012Publication date: April 3, 2014Applicant: E I DU PONT DE NEMOURS AND COMPANYInventors: Michael W. Cobb, Mark Andrew Harmer, Vivek Kapur, Ann Y. Liauw, Sharlene Renee Williams
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Publication number: 20140093719Abstract: Disclosed are foam compositions and processes to form closed-cell tannin-based foams. The foams comprises a continuous polymeric phase defining a plurality of cells, wherein the continuous polymeric phase comprises a tannin-based resin derived from a tannin and a monomer, wherein the monomer comprises furfural, glyoxal, acetaldehyde, 5-hydroxymethylfurfural, acrolein, levulinate esters, sugars, 2,5-furandicarboxylic acid, 2,5-furandicarboxylic aldehyde, urea, difurfural (DFF), furfuryl alcohol, glycerol, sorbitol, lignin, or mixtures thereof, and wherein the plurality of cells comprises a plurality of open-cells and a plurality of closed-cells with an open-cell content measured according to ASTM D6226-5, of less than 50%. The foam composition also comprises a discontinuous phase disposed in at least a portion of the plurality of closed-cells, the discontinuous phase comprising one or more blowing agents.Type: ApplicationFiled: May 25, 2012Publication date: April 3, 2014Applicant: E I DU PONT DE NEMOURS AND COMPANYInventors: Mark Andrew Harmer, Vivek Kapur, Sharlene Renee Williams
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Publication number: 20140087175Abstract: Disclosed are foam compositions and processes to form closed-cell tannin-based foams. The foams comprises a continuous polymeric phase defining a plurality of cells, wherein the continuous polymeric phase comprises a tannin-based resin derived from a tannin, a first monomer, and a second monomer, wherein the first monomer comprises formaldehyde, paraformaldehyde, furfural, glyoxal, acetaldehyde, 5-hydroxymethylfurfural, acrolein, levulinate esters, sugars, 2,5-furandicarboxylic acid, 2,5-furandicarboxylic aldehyde, urea, difurfural (DFF), or mixtures thereof, and the second monomer comprises furfuryl alcohol, glycerol, sorbitol, lignin, or mixtures thereof, and wherein the plurality of cells comprises a plurality of open-cells and a plurality of closed-cells with an open-cell content measured according to ASTM D6226-5, of less than 50%.Type: ApplicationFiled: May 25, 2012Publication date: March 27, 2014Applicant: EI DU PONT DE NEMOURS AND COMPANYInventors: Michael W. Cobb, Vincent Galante, Marj Andrew Harmer, Vivek Kapur, Sharlene Renee Williams
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Publication number: 20140079941Abstract: Disclosed are foam compositions and processes to form closed-cell phenolic foams. The foams comprises a continuous polymeric phase defining a plurality of cells, wherein the continuous polymeric phase comprises a phenol-formaldehyde resole derived from a phenol and formaldehyde, and wherein the plurality of cells comprises a plurality of open-cells and a plurality of closed-cells with an open-cell content measured according to ASTM D6226-5, of less than 50%. The foam composition also comprises a discontinuous phase disposed in at least a portion of the plurality of closed-cells, the discontinuous phase comprising 1,1,1,4,4,4-hexafluoro-2-butene.Type: ApplicationFiled: May 25, 2012Publication date: March 20, 2014Applicant: E I DU PONT DE NEMOURS AND COMPANYInventors: Michael W. Cobb, Mark Andrew Harmer, Vivek Kapur, Ann Y. Liauw, Sharlene Renee Williams
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Patent number: 8323577Abstract: A layered adaptive membrane structure that has movable membranes is provided. The structure can change its gas, liquid and/or particulate permeability in response to surrounding environmental conditions. Applications include protective apparel that is comfortable to wear wherein the level of protection provided is based on conditions in the environment. Hence, the protective apparel is highly breathable and comfortable in a non-hazardous environment but impermeable or only semipermeable in a hazardous environment.Type: GrantFiled: October 23, 2006Date of Patent: December 4, 2012Assignee: E I du Pont de Nemours and CompanyInventors: Vivek Kapur, Joseph D. Trentacosta
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Publication number: 20120114883Abstract: A layered adaptive membrane structure that has movable membranes is provided. The structure can change its gas, liquid and/or particulate permeability in response to surrounding environmental conditions. Applications include protective apparel that is comfortable to wear wherein the level of protection provided is based on conditions in the environment. Hence, the protective apparel is highly breathable and comfortable in a non-hazardous environment but impermeable or only semipermeable in a hazardous environment.Type: ApplicationFiled: October 23, 2006Publication date: May 10, 2012Inventors: Vivek Kapur, Joseph D. Trentacosta
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Publication number: 20120027972Abstract: Porous adaptive membrane structures having movable membranes are provided. The structures can be made to change their gas, liquid and/or particulate permeability in response to surrounding environmental conditions. Applications include protective apparel that is comfortable to wear wherein the level of protection provided is based on conditions in the environment. Hence, the protective apparel is highly breathable and comfortable in a non-hazardous environment but impermeable or only semipermeable in a hazardous environment.Type: ApplicationFiled: September 22, 2011Publication date: February 2, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Vivek Kapur, Joseph D. Trentacosta
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Publication number: 20110274858Abstract: Porous adaptive membrane structures having movable membranes are provided. The structures can be made to change their gas, liquid and/or particulate permeability in response to surrounding environmental conditions. Applications includes protective apparel that is comfortable to wear wherein the level of protection provided is based on conditions in the environment. Hence, the protective apparel is highly breathable and comfortable in a non-hazardous environment but impermeable or only semipermeable in a hazardous environment.Type: ApplicationFiled: October 23, 2006Publication date: November 10, 2011Inventors: Vivek Kapur, Joseph D. Trentacosta
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Patent number: 8048371Abstract: Porous adaptive membrane structures having movable membranes are provided. The structures can be made to change their gas, liquid and/or particulate permeability in response to surrounding environmental conditions. Applications includes protective apparel that is comfortable to wear wherein the level of protection provided is based on conditions in the environment. Hence, the protective apparel is highly breathable and comfortable in a non-hazardous environment but impermeable or only semipermeable in a hazardous environment.Type: GrantFiled: October 23, 2006Date of Patent: November 1, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Vivek Kapur, Joseph D. Trentacosta
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Publication number: 20110203720Abstract: Processes for making fiber-on-end materials from multicomponent fibers and hollow fibers are provided. The fibers are arranged parallel to each other and continuously thermally fused into a ribbon or fabric, which in turn is thermally fused into a fully consolidated block of material that is skived to produce membranes or capillary arrays having narrow, well-defined pore size distributions. The skived materials are particularly useful in filtration and protective clothing applications.Type: ApplicationFiled: May 10, 2011Publication date: August 25, 2011Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Carl Bernard Arnold, Vivek Kapur, Joseph Anthony Perrotto, Harry Vaughn Samuelson
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Patent number: 7993606Abstract: An adaptive membrane structure is provided. The adaptive membrane structure has movable membranes that can be made to change its gas, liquid or particulate permeability in response to surrounding environmental conditions. Such adaptive membrane structures can be used to provide protective apparel that is comfortable to wear wherein the level of protection provided is based on conditions in the environment. The adaptive membrane structures can be used to provide protective enclosures.Type: GrantFiled: August 27, 2009Date of Patent: August 9, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Joseph D. Trentacosta, Vivek Kapur
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Patent number: 7964049Abstract: Processes for making fiber-on-end materials are provided. The materials can be used to make a variety of finished articles.Type: GrantFiled: July 26, 2007Date of Patent: June 21, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Vivek Kapur, Joseph Anthony Perrotto, Harry Vaughn Samuelson