Patents by Inventor Jayesh Neginbhai-Patel

Jayesh Neginbhai-Patel 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).

  • Sealant and adhesive using green prepolymer
    Patent number: 9309439
    Abstract: A polyurethane prepolymer comprising the reaction product of a reactant formulation comprising a polyol entirely derived from a natural oil; a natural oil-petroleum blend polyol; an isocyanate, at least one catalyst, drying agent, and plasticizer, wherein the prepolymer has a bio-based content of from about 15% to about 75% by weight. The prepolymer may be used in adhesive, or sealant compositions.
    Type: Grant
    Filed: July 18, 2011
    Date of Patent: April 12, 2016
    Assignee: Construction Research & Technology GmbH
    Inventors: Jyothi Thazhakuzhy Varkey, Jayesh Neginbhai-Patel, Robert Louis Ferenz, Patrick Knoll
  • Sealant and Adhesive Using Green Prepolymer
    Publication number: 20130303690
    Abstract: A polyurethane prepolymer comprising the reaction product of a reactant formulation comprising a polyol entirely derived from a natural oil; a natural oil-petroleum blend polyol; an isocyanate, at least one catalyst, drying agent, and plasticizer, wherein the prepolymer has a bio-based content of from about 15% to about 75% by weight. The prepolymer may be used in adhesive, or sealant compositions.
    Type: Application
    Filed: July 18, 2011
    Publication date: November 14, 2013
    Applicant: CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
    Inventors: Jyothi Thazhakuzhy Varkey, Jayesh Neginbhai-Patel, Robert Louis Ferenz, Patrick Knoll