Patents by Inventor Bert A. Oakleaf

Bert A. Oakleaf 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).

  • Golf club putter head
    Patent number: D303276
    Type: Grant
    Filed: August 25, 1986
    Date of Patent: September 5, 1989
    Inventor: Bert A. Oakleaf
  • Golf club putter head
    Patent number: D344564
    Type: Grant
    Filed: January 30, 1991
    Date of Patent: February 22, 1994
    Inventor: Bert A. Oakleaf