Patents by Inventor Eli Rikon

Eli Rikon 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: 4136880
    Abstract: A checkboard game utilizing four sets of checkers which can be placed on a checkerboard playing field. The playing field includes an odd number of rows and columns of checker squares, with a minimum of 13 such squares in a row. The four corners of the playing field are devoid of the checkerboard arrangement and are of a size whereby the opposing sides of the playing field which receive initial placement of the checkers are offset from each other and whereby opposing playing pieces symmetrically lie along the same rows and columns.
    Type: Grant
    Filed: July 26, 1977
    Date of Patent: January 30, 1979
    Inventor: Eli Rikon