Patents by Inventor David Lawrence Hoyt

David Lawrence Hoyt 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).

  • Playing cards
    Patent number: 6149155
    Abstract: A deck of game playing cards is disclosed containing approximately 104 playing cards, each card having a back side which is similar to each of the other playing cards such that the cards cannot be distinguished by observing the back side, and a front side containing an indication of location, quantity and suit, such that when a first playing card is placed adjacent to a second playing card, the combination results in a playing card similar to a standard playing card, but approximately twice the size of the standard playing card.
    Type: Grant
    Filed: March 5, 1998
    Date of Patent: November 21, 2000
    Inventors: David Lawrence Hoyt, Stephen Martin Flaherty