Patents by Inventor Charles D. Chapman

Charles D. Chapman 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: 7188848
    Abstract: A hitch assembly for mounting to a trailer to form an interface between the trailer and a towing vehicle, with the trailer having a trailer deck and at least one wheel for ground support, said hitch assembly including a generally horizontally oriented cross member; a first mount arrangement including a shaft projecting from the cross member for telescopic receipt in a corresponding hitch receiver associated with a towing vehicle to connect said hitch assembly to a towing vehicle; and a second mount arrangement including at least two bosses spaced a predetermined distance apart and fixed to the cross member, with the bosses being mountable to the trailer deck to connect said hitch assembly to the trailer.
    Type: Grant
    Filed: July 22, 2004
    Date of Patent: March 13, 2007
    Inventor: Charles D. Chapman