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).

  • Publication number: 20220196656
    Abstract: 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: Application
    Filed: April 9, 2020
    Publication date: June 23, 2022
    Applicants: The Penn State Research Foundation, The Secretary of State for Environment, Food and Rural Affairs acting through the Animal and Plant
    Inventors: Vivek Kapur, Sreenidhi Srinivasan, Hans Vordermeier, Gareth Jones
  • Publication number: 20200348300
    Abstract: 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: Application
    Filed: January 18, 2019
    Publication date: November 5, 2020
    Inventors: Vivek Kapur, Lingling Li, Joseph J. Campo, Yrjo T. Grohn, Bettina Wagner, John P. Bannantine, Judith R. Stabel
  • Patent number: 9790342
    Abstract: 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: Grant
    Filed: May 25, 2012
    Date of Patent: October 17, 2017
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Mark Andrew Harmer, Vivek Kapur, Sharlene Renee Williams
  • Patent number: 9701803
    Abstract: 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: Grant
    Filed: May 25, 2012
    Date of Patent: July 11, 2017
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Michael W Cobb, Vincent Galante, Mark Andrew Harmer, Vivek Kapur, Sharlene Renee Williams
  • Publication number: 20160083547
    Abstract: 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: Application
    Filed: December 3, 2015
    Publication date: March 24, 2016
    Inventors: MICHAEL W. COBB, MARK ANDREW HARMER, VIVEK KAPUR, ANN Y. LIAUW, SHARLENE RENEE WILLIAMS
  • Patent number: 9260579
    Abstract: 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: Grant
    Filed: May 25, 2012
    Date of Patent: February 16, 2016
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Michael W Cobb, Mark Andrew Harmer, Vivek Kapur, Ann Y Liauw, Sharlene Renee Williams
  • Publication number: 20150155537
    Abstract: 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: Application
    Filed: April 4, 2013
    Publication date: June 4, 2015
    Inventors: Kostantinos Kourtakis, Vivek Kapur, Glen E. Simmonds
  • Publication number: 20140093720
    Abstract: 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: Application
    Filed: May 25, 2012
    Publication date: April 3, 2014
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Michael W. Cobb, Mark Andrew Harmer, Vivek Kapur, Ann Y. Liauw, Sharlene Renee Williams
  • Publication number: 20140093719
    Abstract: 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: Application
    Filed: May 25, 2012
    Publication date: April 3, 2014
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Mark Andrew Harmer, Vivek Kapur, Sharlene Renee Williams
  • Publication number: 20140087175
    Abstract: 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: Application
    Filed: May 25, 2012
    Publication date: March 27, 2014
    Applicant: EI DU PONT DE NEMOURS AND COMPANY
    Inventors: Michael W. Cobb, Vincent Galante, Marj Andrew Harmer, Vivek Kapur, Sharlene Renee Williams
  • Publication number: 20140079941
    Abstract: 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: Application
    Filed: May 25, 2012
    Publication date: March 20, 2014
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Michael W. Cobb, Mark Andrew Harmer, Vivek Kapur, Ann Y. Liauw, Sharlene Renee Williams
  • Patent number: 8323577
    Abstract: 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: Grant
    Filed: October 23, 2006
    Date of Patent: December 4, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Vivek Kapur, Joseph D. Trentacosta
  • Publication number: 20120114883
    Abstract: 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: Application
    Filed: October 23, 2006
    Publication date: May 10, 2012
    Inventors: Vivek Kapur, Joseph D. Trentacosta
  • Publication number: 20120027972
    Abstract: 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: Application
    Filed: September 22, 2011
    Publication date: February 2, 2012
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Vivek Kapur, Joseph D. Trentacosta
  • Publication number: 20110274858
    Abstract: 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: Application
    Filed: October 23, 2006
    Publication date: November 10, 2011
    Inventors: Vivek Kapur, Joseph D. Trentacosta
  • Patent number: 8048371
    Abstract: 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: Grant
    Filed: October 23, 2006
    Date of Patent: November 1, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Vivek Kapur, Joseph D. Trentacosta
  • Publication number: 20110203720
    Abstract: 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: Application
    Filed: May 10, 2011
    Publication date: August 25, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Carl Bernard Arnold, Vivek Kapur, Joseph Anthony Perrotto, Harry Vaughn Samuelson
  • Patent number: 7993606
    Abstract: 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: Grant
    Filed: August 27, 2009
    Date of Patent: August 9, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Joseph D. Trentacosta, Vivek Kapur
  • Patent number: 7964049
    Abstract: Processes for making fiber-on-end materials are provided. The materials can be used to make a variety of finished articles.
    Type: Grant
    Filed: July 26, 2007
    Date of Patent: June 21, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Vivek Kapur, Joseph Anthony Perrotto, Harry Vaughn Samuelson
  • Patent number: 7955684
    Abstract: The present invention relates to a multilayer protective enclosure for protecting humans, animals or perishables from hazardous agents in the environment. The enclosure contains a porous adaptive membrane structure that has movable membranes with insertable protrusions. The structure can be made to change its gas, liquid or particulate permeability in response to surrounding environmental conditions. Hence, the enclosure is highly breathable in a non-hazardous environment but impermeable or only semipermeable in a hazardous environment.
    Type: Grant
    Filed: October 8, 2009
    Date of Patent: June 7, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Joseph D. Trentacosta, Vivek Kapur