Patents by Inventor Patricia G. Stewart

Patricia G. Stewart 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: D339615
    Type: Grant
    Filed: October 24, 1991
    Date of Patent: September 21, 1993
    Inventor: Patricia G. Stewart