Patents by Inventor Gary J Bonvillain

Gary J Bonvillain 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: 6244614
    Abstract: A ball fastened to a base plate is received within the socket of a trailer hitch, with a box shaped, open ended housing slipped over the exposed end of the tongue, hitch, and plate. The plate has a pierced tang that extends through the closed end of the housing and into a tubular extension projecting from the housing. A purchase item cylindrical, keyed, tumbler operated, lock slips into the bore of the extension and projects a key operated, retractable, transversely movable, shot bolt through the pierced hole of the tang. The lock is protected within the extension, and the apparatus has no parts exposed for tampering.
    Type: Grant
    Filed: November 3, 1999
    Date of Patent: June 12, 2001
    Inventors: Gary J Bonvillain, Herbert P Stanley