Patents by Inventor Pablo T. Robinson

Pablo T. Robinson 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: 4099723
    Abstract: A multi-tier game board upon which games such as chess and checkers may be played with the usual playing pieces and under the usual rules. The game board includes a first tier of square ring configuration having 28 playing squares, a second tier of square ring configuration having 20 playing squares, a third tier of square ring configuration having 12 playing squares and a fourth tier of square planar configuration having 4 playing squares. The four tiers may be nestingly positioned with respect to each other to provide a conventional 64 square playing board or may be vertically displaced and vertically aligned with respect to each other to provide a three dimensional game board.
    Type: Grant
    Filed: February 7, 1977
    Date of Patent: July 11, 1978
    Inventor: Pablo T. Robinson