Patents by Inventor Tod J. Ruthven

Tod J. Ruthven 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: 6065750
    Abstract: A maze board game for providing an enjoying game for a number of players. The board game includes a base member and a generally transparent top member spaced above the base member. A middle board is interposed between the base member and the top member. The middle board is rotatably mounted to the base member. The middle board has a plurality of generally rectangular playing spaces arranged in a grid has a number of columns and a number of rows extending generally perpendicular to the columns. The playing spaces include a plurality of starting spaces, a plurality of barrier spaces, a plurality of exchange spaces, and a plurality of loss of turn spaces. The middle board also has a generally rectangular ending space.
    Type: Grant
    Filed: August 6, 1998
    Date of Patent: May 23, 2000
    Inventors: Terry L. Mattoon, Tod J. Ruthven