Patents by Inventor Barbara A. Grimm

Barbara A. Grimm 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: D309424
    Type: Grant
    Filed: June 27, 1988
    Date of Patent: July 24, 1990
    Inventor: Barbara A. Grimm
  • Patent number: D309425
    Type: Grant
    Filed: June 27, 1988
    Date of Patent: July 24, 1990
    Inventor: Barbara A. Grimm
  • Patent number: D309426
    Type: Grant
    Filed: June 27, 1988
    Date of Patent: July 24, 1990
    Inventor: Barbara A. Grimm
  • Patent number: D309427
    Type: Grant
    Filed: June 27, 1988
    Date of Patent: July 24, 1990
    Inventor: Barbara A. Grimm
  • Patent number: D309428
    Type: Grant
    Filed: June 27, 1988
    Date of Patent: July 24, 1990
    Inventor: Barbara A. Grimm
  • Patent number: D309429
    Type: Grant
    Filed: June 27, 1988
    Date of Patent: July 24, 1990
    Inventor: Barbara A. Grimm
  • Patent number: D319783
    Type: Grant
    Filed: December 9, 1988
    Date of Patent: September 10, 1991
    Inventor: Barbara A. Grimm