Patents by Inventor C. John Swinmurn

C. John Swinmurn 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).

  • Styrene-diene block copolymer compositions
    Patent number: 4716183
    Abstract: This invention comprises to styrene-diene block copolymer-oil-coupling agent compositions which are radiation cross-linked. In another aspect this invention relates to similar composition wherein the styrene-diene block copolymer is a blend of two different poly(styrene-ethylenebutylene-styrene) triblock copolymers, which composition may also be radiation cross-linked.
    Type: Grant
    Filed: November 22, 1985
    Date of Patent: December 29, 1987
    Assignee: Raychem Corp.
    Inventors: Jose P. Gamarra, C. John Swinmurn