Patents by Inventor Phyllis J. Hoff

Phyllis J. Hoff 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: D307985
    Type: Grant
    Filed: March 9, 1987
    Date of Patent: May 22, 1990
    Inventor: Phyllis J. Hoff
  • Patent number: D308145
    Type: Grant
    Filed: March 9, 1987
    Date of Patent: May 29, 1990
    Inventor: Phyllis J. Hoff