Patents by Inventor Lloyd S. Cope

Lloyd S. Cope 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).

  • Materials and impregnating compositions for insulating electric machines
    Patent number: 4160926
    Abstract: Void-free resin impregnated electric motors and generators, the process for producing their void-free resin impregnation and a preferred resin for producing void-free impregnation including a low viscosity, essentially 100 percent solids (i.e. solventless) synthetic resinous material, a thixotropic agent, a surface active agent and/or a diluent are disclosed.
    Type: Grant
    Filed: June 20, 1975
    Date of Patent: July 10, 1979
    Assignee: The Epoxylite Corporation
    Inventors: Lloyd S. Cope, Ladislav J. Rejda