Patents by Inventor Shirley Barton

Shirley Barton 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: D261431
    Type: Grant
    Filed: January 26, 1979
    Date of Patent: October 20, 1981
    Inventor: Shirley Barton