Patents by Inventor Almut F. Breazeale

Almut F. Breazeale 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).

  • Vulcanizable fluorinated copolymers
    Patent number: 4281092
    Abstract: Vulcanizable copolymers of tetrafluoroethylene, perfluoromethyl perfluorovinyl ether and a cyano-substituted perfluorovinyl ether such as perfluoro-(8-cyano-5-methyl-3,6-dioxa-1-octene) and perfluoro-(9-cyano-5-methyl-3,6-dioxa-1-nonene) and elastomeric vulcanizates thereof.
    Type: Grant
    Filed: October 22, 1979
    Date of Patent: July 28, 1981
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Almut F. Breazeale