Patents by Inventor Brett John Ellingsberg

Brett John Ellingsberg 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: 6371861
    Abstract: The Bumper Pocket Billiard Table in a preferred embodiment of the invention has a circular playing surface bounded by a circular cushion-and-rail assembly with a plurality of circular pocket openings positioned in the perimeter portion of the playing surface equidistant from adjacent pocket openings, and having at least one adjustable bumper post positioned on the playing surface adjacent to but spaced-apart by a selected dimension from the lip edge of an associated pocket opening, and with a selected constant dimension that is equivalent to the value of a predetermined width of a ball corridor or passageway so that the selected constant value is intended to complement the playing skill of a bumper pocket billiards player.
    Type: Grant
    Filed: March 23, 1999
    Date of Patent: April 16, 2002
    Inventor: Brett John Ellingsberg