Patents by Inventor Franklin C. Cox

Franklin C. Cox 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).

  • Shoe cleaning device
    Patent number: D339919
    Type: Grant
    Filed: November 22, 1991
    Date of Patent: October 5, 1993
    Inventor: Franklin C. Cox