Patents by Inventor Margaret A. Gillan

Margaret A. Gillan 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: D345442
    Type: Grant
    Filed: April 29, 1992
    Date of Patent: March 22, 1994
    Inventor: Margaret A. Gillan