Patents by Inventor Marvin L. Hill

Marvin L. Hill 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: 6808231
    Abstract: A seat assembly includes a device for releasably mounting to a vehicle trailer hitch. The device includes an elongated member having a first end and a second end. The first end is removably extendable into the trailer hitch. The elongated member has a perpendicular bend therein such that the second end extends upwardly when the first end is inserted into the hitch. A chair assembly is removably attachable to the second end of the elongated member. A footrest assembly is releasably attachable to the elongated member.
    Type: Grant
    Filed: February 10, 2003
    Date of Patent: October 26, 2004
    Inventor: Marvin L. Hill