Patents by Inventor Marilyn M. Bruce

Marilyn M. Bruce 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: D270144
    Type: Grant
    Filed: June 5, 1981
    Date of Patent: August 16, 1983
    Inventor: Marilyn M. Bruce
  • Patent number: D270145
    Type: Grant
    Filed: June 3, 1981
    Date of Patent: August 16, 1983
    Inventor: Marilyn M. Bruce
  • Patent number: D272891
    Type: Grant
    Filed: September 14, 1981
    Date of Patent: March 6, 1984
    Inventor: Marilyn M. Bruce
  • Patent number: D274418
    Type: Grant
    Filed: September 14, 1981
    Date of Patent: June 26, 1984
    Inventor: Marilyn M. Bruce