Patents by Inventor Vishal Bansal

Vishal Bansal 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).

  • FILTER AND ASSOCIATED METHOD
    Publication number: 20090235625
    Abstract: A filter includes a membrane having pores and that is air permeable. A nanoparticle precursor is dispersed throughout the pores, and the nanoparticle precursor is responsive to a stimulus to form a catalytically active nanoparticle. An associated method is also provided.
    Type: Application
    Filed: September 28, 2007
    Publication date: September 24, 2009
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Vishal Bansal, Benjamin Hale Winkler, Hieu Minh Duong, Tamaki Ryo
  • PROTECTIVE SUIT AND METHODS OF MANUFACTURE THEREOF
    Publication number: 20090239435
    Abstract: The present disclosure is directed to a composite material comprising one or more layers that are able to bind and deactivate chemical and/or biological agents. The first layer comprises a porous polymer substrate and a nucleophilic organic polymer cross-linked on the surface or within the pores of the porous polymer substrate using a carbamate cross-linking agent, wherein the cross-linked nucleophilic polymer comprises functional groups operative to form a covalent bond with a chemical or biological agent. The composite material is used to manufacture items of protective apparel including chemical-biological protective suits.
    Type: Application
    Filed: March 19, 2008
    Publication date: September 24, 2009
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Gary Davis, Joshua Stone, Hieu Duong, Vishal Bansal
  • RESPIRATORY MASK WITH MICROPOROUS MEMBRANE AND ACTIVATED CARBON
    Publication number: 20090211581
    Abstract: A respiratory mask for protecting a wearer against airborne particulates, chemical vapors, and splashes is disclosed. The mask includes a body sized to fit over at least a portion of the face of a wearer. The body includes a first layer including a microporous membrane having a plurality of interconnecting pores extending therethrough, and a second layer including an absorbent textile. The mask further includes an attachment mechanism for coupling the mask to the face of the wearer.
    Type: Application
    Filed: February 26, 2008
    Publication date: August 27, 2009
    Inventor: Vishal Bansal
  • ARTICLE, LAMINATE AND ASSOCIATED METHODS
    Publication number: 20090205116
    Abstract: An article includes a membrane having pores and a selectively permeable coating supported by the membrane. The selectively permeable coating includes an antimicrobial agent in an amount that is sufficient to chemically react with a chemical or microbial agent to reduce the biological activity of the chemical or microbial agent or increase an amount of time for a significant amount of unreacted biologically active chemical or microbial agent to pass through the article. A laminate and methods of providing these are also provided.
    Type: Application
    Filed: December 5, 2008
    Publication date: August 20, 2009
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Joshua J. Stone, Vishal Bansal, Ryan Austin Hutchinson, Gary Charles Davis
  • ARTICLE AND ASSOCIATED METHOD
    Publication number: 20090155564
    Abstract: An article includes a membrane having pores and that is air permeable. A nanoparticle precursor is dispersed throughout the pores, and the nanoparticle precursor is responsive to a stimulus to form a catalytically active nanoparticle. An associated method is also provided.
    Type: Application
    Filed: September 28, 2007
    Publication date: June 18, 2009
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Vishal Bansal, Benjamin Hale Winkler, Hieu Minh Duong, Tamaki Ryo
  • ARTICLE AND ASSOCIATED METHOD
    Publication number: 20090117367
    Abstract: An article includes a membrane having pores and a selectively permeable coating supported by the membrane. The selectively permeable coating includes a hydroxyalkyl-substituted polyalkyleneimine in an amount that is sufficient to chemically react with a chembio agent to reduce the biological activity of the chembio agent or increase an amount of time for a significant amount of unreacted biologically active chembio agent to pass through the article. An associated method is also provided.
    Type: Application
    Filed: September 28, 2007
    Publication date: May 7, 2009
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Joshua James Stone, Hieu Minh Duong, Gary Charles Davis, Vishal Bansal, Anatoli Kogan
  • Full-surface bonded multiple component melt-spun nonwoven web
    Patent number: 7452832
    Abstract: A full-surface bonded multiple component nonwoven fabric is provided that has an improved combination of tear strength and tensile strength at lower thicknesses than known in the art. The full-surface bonded multiple component webs have a void percent between about 3% and 56% and a Frazier permeability of at least 0.155 m3/min-m2. The full-surface bonded multiple component nonwoven fabrics can be prepared in a smooth-calendering process.
    Type: Grant
    Filed: December 9, 2004
    Date of Patent: November 18, 2008
    Assignee: E.I. du Pont de Nemors and Company
    Inventors: Vishal Bansal, Hyun Sung Lim, David Matthews Laura, Jr.
  • COATED ASYMMETRIC MEMBRANE SYSTEM HAVING OLEOPHOBIC AND HYDROPHILIC PROPERTIES
    Publication number: 20080237117
    Abstract: A porous membrane assembly includes, in an exemplary embodiment, a porous membrane substrate having hydrophobic properties. The membrane substrate includes a first side, an opposing second side and a plurality of pores extending therethrough. The membrane substrate also includes a discontinuous layer of an oleophobic coating applied to the first side so that the plurality of pores in the first side are substantially free of the oleophobic coating, and a continuous layer of an amine containing hydrophilic polymer coating applied to the second side of the membrane substrate.
    Type: Application
    Filed: March 30, 2007
    Publication date: October 2, 2008
    Inventors: Vishal Bansal, Hieu Minh Duong
  • COATED ASYMMETRIC MEMBRANE SYSTEM HAVING OLEOPHOBIC AND HYDROPHILIC PROPERTIES
    Publication number: 20080241504
    Abstract: A porous membrane assembly includes, in an exemplary embodiment, a porous membrane substrate having hydrophobic properties. The membrane substrate includes a first side, an opposing second side and a plurality of pores extending therethrough. The membrane substrate also includes a discontinuous layer of an oleophobic coating applied to the first side so that the plurality of pores in the first side are substantially free of the oleophobic coating, and a continuous layer of an amine containing hydrophilic polymer coating applied to the second side of the membrane substrate.
    Type: Application
    Filed: March 30, 2007
    Publication date: October 2, 2008
    Inventors: Vishal Bansal, Hieu Minh Duong
  • Vents for temporary shelters and coverings
    Publication number: 20080047596
    Abstract: A venting system for a temporary shelter that includes one or more vents that are positioned in the exterior shell of the temporary shelter. Each of the one or more vents may include a membrane that is moisture vapor transmissive and resistant to liquid penetration. The membrane may have a moisture vapor transmissive rate of at least 4,000 g/m2/day. The membrane may be expanded polytetrafluoroethylene. The one or more vents may have a size such that there is approximately 4 m2 of vent surface area in the exterior shell of the temporary shelter per 20 m3 of interior space within the temporary shelter.
    Type: Application
    Filed: August 22, 2006
    Publication date: February 28, 2008
    Inventors: Clare R. King, Vishal Bansal
  • Durable membranes and methods for improving membrane durability
    Publication number: 20080026190
    Abstract: A durable membrane that includes a membrane that is moisture vapor transmissive and resistant to liquid penetration, and a non-continuous application of a thermoplastic elastomer on a side of the membrane. The membrane may be an expanded polytetrafluoroethylene membrane. The thermoplastic elastomer may be polyurethane. The non-continuous application of thermoplastic elastomer on a side of the membrane may include an application of thermoplastic elastomer that covers a portion of the surface area of the membrane and leaves the remainder uncovered.
    Type: Application
    Filed: July 28, 2006
    Publication date: January 31, 2008
    Inventors: Clare R. King, Vishal Bansal
  • Waterproof breathable garment with tape-free seams
    Publication number: 20070271669
    Abstract: A waterproof breathable garment is provided. The waterproof garment includes a first segment of a laminated composite material, a second segment of the laminated composite material, and a seam joining the first and the second segments of the laminated composite material to form the garment. The seam includes a light curable adhesive.
    Type: Application
    Filed: May 23, 2006
    Publication date: November 29, 2007
    Inventors: Vishal Bansal, James P. Lenox
  • Method and apparatus for multiplexing an integrated circuit pin
    Patent number: 7285980
    Abstract: A system and method for multiplexing an integrated circuit pin include a plurality of registers for storing bit values; a plurality of functions to be multiplexed on receiving the bit values; a decoding logic for decoding the bit values for selecting at least one of the functions; a plurality of pads connected to the plurality of functions and the decoding logic; and external pin/pins acting as inputs/outputs for the selected functionality depending upon the bit values.
    Type: Grant
    Filed: July 26, 2005
    Date of Patent: October 23, 2007
    Assignee: STMicroelectronics Pvt. Ltd.
    Inventors: Vishal Bansal, Deepak Baranwal
  • Multiple component spunbond web
    Patent number: 7238634
    Abstract: A multiple component spunbond web is provided in which the spunbond fibers are polymeric sheath-core fibers with a sheath made of a blend of polyethylene and an acid copolymer and a polyester or polyamide core. The spunbond webs can be thermally bonded have an improved combination of strength, softness, and heat sealability and can be used to prepare multi-layer composite sheets including spunbond-meltblown-spunbond fabrics suitable for use in medical garments and other end uses.
    Type: Grant
    Filed: December 8, 2005
    Date of Patent: July 3, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Vishal Bansal, Sam Louis Samuels
  • Glove having chemical and biological particulate barrier properties
    Publication number: 20070134486
    Abstract: A glove having chemical barrier properties includes, in an exemplary embodiment, an outer shell and an insert. The insert includes a first layer formed from a gas permeable liquid impermeable microporous membrane and a second layer including activated carbon. Optionally the insert includes a third layer formed from a textile.
    Type: Application
    Filed: December 14, 2005
    Publication date: June 14, 2007
    Inventors: Vishal Bansal, Clare King
  • Methods and apparatus for stabilizing exposed fabric edge
    Publication number: 20070077836
    Abstract: Methods and apparatus for stabilizing an exposed fabric edge are described. In one example embodiment, a base material includes at least one edge. A light cured adhesive is applied over the base material edge.
    Type: Application
    Filed: September 30, 2005
    Publication date: April 5, 2007
    Inventors: Vishal Bansal, James Lenox, Lou Fuhrmann, James Doehla
  • Method and apparatus for multiplexing an integrated circuit pin
    Publication number: 20060123292
    Abstract: A system and method for multiplexing an integrated circuit pin include a plurality of registers for storing bit values; a plurality of functions to be multiplexed on receiving the bit values; a decoding logic for decoding the bit values for selecting at least one of the functions; a plurality of pads connected to the plurality of functions and the decoding logic; and external pin/pins acting as inputs/outputs for the selected functionality depending upon the bit values.
    Type: Application
    Filed: July 26, 2005
    Publication date: June 8, 2006
    Applicant: STMicroelectronics Pvt. Ltd.
    Inventors: Vishal Bansal, Deepak Baranwal
  • Multiple component meltblown webs
    Patent number: 7049254
    Abstract: Multiple component meltblown webs are disclosed in which the meltblown fibers include an ionomer on at least a portion of the peripheral surface thereof. The meltblown webs are especially useful in dust wipe applications.
    Type: Grant
    Filed: November 13, 2002
    Date of Patent: May 23, 2006
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Vishal Bansal, Sam Louis Samuels
  • Multiple component spunbond web
    Publication number: 20060093818
    Abstract: A multiple component spunbond web is provided in which the spunbond fibers are polymeric sheath-core fibers with a sheath made of a blend of polyethylene and an acid copolymer and a polyester or polyamide core. The spunbond webs can be thermally bonded have an improved combination of strength, softness, and heat sealability and can be used to prepare multi-layer composite sheets including spunbond-meltblown-spunbond fabrics suitable for use in medical garments and other end uses.
    Type: Application
    Filed: December 8, 2005
    Publication date: May 4, 2006
    Inventors: Vishal Bansal, Sam Samuels
  • Multiple component spunbond web
    Patent number: 7008888
    Abstract: A multiple component spunbond web is provided in which the spunbond fibers are polymeric sheath-core fibers with a sheath made of a blend of polyethylene and an acid copolymer and a polyester or polyamide core. The spunbond webs can be thermally bonded have an improved combination of strength, softness, and heat sealability and can be used to prepare multi-layer composite sheets including spunbond-meltblown-spunbond fabrics suitable for use in medical garments and other end uses.
    Type: Grant
    Filed: July 24, 2003
    Date of Patent: March 7, 2006
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Vishal Bansal, Sam Louis Samuels