Patents by Inventor Robert L. Bergeron

Robert L. Bergeron 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).

  • Skates and skate boards
    Patent number: 4817974
    Abstract: A roller skate or skate board construction where a base member has a pair of rearward wheels. An auxiliary wheel member is located above the ground and rearwardly of the rear wheels to provide a "third wheel" support upon tilting of the base member. The "third wheel" is spring mounted to provide for compression when force is applied to the wheel. A stop member prevents overtilting of the base member.
    Type: Grant
    Filed: November 30, 1987
    Date of Patent: April 4, 1989
    Inventor: Robert L. Bergeron