Patents by Inventor Carleton A. Granbery

Carleton A. Granbery 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).

  • Sailboard trailer apparatus
    Patent number: 5207441
    Abstract: A trailer apparatus (10) for bicycles (200) to transport the hull (100) and mast (101) of a sailboard; wherein, the hull (100) and mast (101) form operative parts of the trailer apparatus (10); and, operatively connect the primary (11) and secondary (12) support units of the trailer apparatus to the bicycle (200) via a coupling unit (13).
    Type: Grant
    Filed: September 13, 1991
    Date of Patent: May 4, 1993
    Inventor: Carleton A. Granbery