Patents by Inventor Kathryn I. Graham

Kathryn I. Graham 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).

  • Patent number: D327814
    Type: Grant
    Filed: August 22, 1990
    Date of Patent: July 14, 1992
    Inventors: Kathryn I. Graham, William M. Graham