Patents by Inventor Jack M. Dos Santos

Jack M. Dos Santos 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).

  • Apparatus for the prevention of marking cards in card games
    Patent number: 6382630
    Abstract: A transparent shield is provided for a blackjack or other card table for use by a dealer and players for playing a card game, the shield having a closed front face and an open rear face for providing a space above the table accessible by the dealer for dealing the cards but denying access to the players, thereby preventing marking of the playing cards.
    Type: Grant
    Filed: November 14, 2000
    Date of Patent: May 7, 2002
    Inventors: Jack M. Dos Santos, Patrick F. Collins