Patents by Inventor Keith Ogden

Keith Ogden 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).

  • Fluorocarbon polymer
    Patent number: 4038244
    Abstract: Filled coagulated dispersion fluorocarbon polymers are made by coagulating the filler and the polymer together after treating the filler with a tetrafluoroethylene oligomer derivative.
    Type: Grant
    Filed: February 27, 1974
    Date of Patent: July 26, 1977
    Assignee: Imperial Chemical Industries Limited
    Inventors: Keith Ogden, John Quinby