Patents by Inventor Robert J. Doss

Robert J. Doss 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: 5326329
    Abstract: This invention relates to an apparatus for causing a pool cue ball to jump and thereby avoid an opponent's safety blocking ball utilizing a cue stick of approximately one half of the standard length, and having a plurality of apertures within a carrier in a radial slot in the handle end of the stick wherein selected weights may be secured to adjust the weight of the stick for different shooting styles and for different weights of cue balls.
    Type: Grant
    Filed: May 11, 1993
    Date of Patent: July 5, 1994
    Inventor: Robert J. Doss