Patents by Inventor Joselito R. de la Merced

Joselito R. de la Merced 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).

  • Game of mental addition using a die and a game board
    Patent number: 4184686
    Abstract: A game of mental addition using a playing board marked with betting squares and squares for placing a plurality of domes. In each dome a magnet can be attached to a number marked on the base of the dome. Space on the board is also provided for a second chance card and for a pile of money. The order in which the individual players take their turns in this game can be determined by the throwing of a die.
    Type: Grant
    Filed: December 15, 1977
    Date of Patent: January 22, 1980
    Inventor: Joselito R. de la Merced