Patents by Inventor David Lee Haynes

David Lee Haynes 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: 5931483
    Abstract: A foldable-unfoldable bowling caddy has two spaced apart, parallel, generally vertically extending support legs mounted on wheels. A series of spaced apart flat forward racks rotatable to and from a folded position aligned with the two parallel legs to and from an unfolded horizontal position are attached to the two parallel legs. A third leg is pivotally connected to the two parallel legs and is movable to and from a folded position adjacent the two parallel legs to and from an angular position that forms a tripod with the two parallel legs. A rear rack is also connected to the two parallel legs and is rotatable to and from a folded position extending along the plane of the two parallel legs to and from an unfolded horizontally extending position. The third leg is releasably pinned to the rear rack when both are in their unfolded positions. A swivel ball is attached to the lower end of the third leg. Each rack contains seat openings for seating bowling balls.
    Type: Grant
    Filed: February 9, 1998
    Date of Patent: August 3, 1999
    Inventor: David Lee Haynes