Patents by Inventor Harding W. Willinger

Harding W. Willinger 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).

  • Decorative base for a fishbowl
    Patent number: D435942
    Type: Grant
    Filed: March 6, 2000
    Date of Patent: January 2, 2001
    Assignee: Imagine Gold, L.L.C.
    Inventor: Harding W. Willinger
  • Aquarium air pump
    Patent number: D247435
    Type: Grant
    Filed: July 28, 1976
    Date of Patent: March 7, 1978
    Assignee: Willinger Bros., Inc.
    Inventors: Allan H. Willinger, Harding W. Willinger, Monte L. Levin
  • Aquarium air pump
    Patent number: D247436
    Type: Grant
    Filed: January 17, 1977
    Date of Patent: March 7, 1978
    Assignee: Willinger Bros., Inc.
    Inventors: Allan H. Willinger, Harding W. Willinger, Monte L. Levin
  • Decorative rim for a fishbowl
    Patent number: D435701
    Type: Grant
    Filed: March 6, 2000
    Date of Patent: December 26, 2000
    Assignee: Imagine Gold, L.L.C.
    Inventor: Harding W. Willinger
  • Decorative base for a fishbowl
    Patent number: D435702
    Type: Grant
    Filed: March 6, 2000
    Date of Patent: December 26, 2000
    Assignee: Imagine Gold, L.L.C.
    Inventor: Harding W. Willinger