Patents by Inventor Jaykumar Jivraj Shah

Jaykumar Jivraj Shah 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).

  • Polymeric release agents
    Patent number: 4029843
    Abstract: Improved high temperature and high humidity resistant release agents for pressure sensitive tapes are provided. Reaction products of (1) a polyanhydride resin and (2) water or an amine or an alcohol are applied as a thin coating to the tape to permit easy unwinding of the tape, even though it may have been stored at elevated temperature or humidity.
    Type: Grant
    Filed: January 15, 1976
    Date of Patent: June 14, 1977
    Assignee: Borden, Inc.
    Inventors: Jaykumar Jivraj Shah, Jules Downes Porsche, Charles Bartell