Patents by Inventor Margarita Vaisman

Margarita Vaisman 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: 5873571
    Abstract: A casino card game played by up to eight players using eight, ten or twelve standard decks of playing cards. The game comprises three sequential games of blackjack followed by a game of five card poker wherein the players, competing against a dealer, must wager on the black jack and poker games before the cads are dealt.
    Type: Grant
    Filed: February 11, 1997
    Date of Patent: February 23, 1999
    Inventors: Efim Vaisman, Olga Vaisman, Margarita Vaisman