Patents by Inventor John L. De Villiers

John L. De Villiers 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: 4898390
    Abstract: A board game comrpises a playing surface constituted by a board printed with a number of graduated tracks. Markers are positioned within the tracks and cards are provided which are printed with remarks. The remarks are accessed by the players of the game with the use of assessment indicators each adapted to indicate one of a plurality of predetermined assessments of the remarks. Two different types of cards are employed. One type of card contains character attribute remarks, and the other type of card contains opinion statements.
    Type: Grant
    Filed: March 14, 1988
    Date of Patent: February 6, 1990
    Inventor: John L. De Villiers