Patents by Inventor Carl Schaab

Carl Schaab 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).

  • Fragrance enhanced scratch-off layer for game cards
    Patent number: 5114735
    Abstract: A scratch-off game piece which contains a fragrance which is released during the game play action. The game piece is constructed by application of layers of fragrance containing material and scratch-off material over a support layer of printed sheet material such that when the scratch-off material is removed by the player, the fragrance containing capsules are ruptured and fragrance is released.
    Type: Grant
    Filed: December 11, 1990
    Date of Patent: May 19, 1992
    Assignee: Webcraft Technologies, Inc.
    Inventors: Louis Rua, Jr., Carl Schaab
  • Fragrance enhanced scratch-off layer for game cards
    Patent number: 5000486
    Abstract: A scratch-off game piece which contains a fragrance which is released during the game play action. The game piece is constructed by application of layers of fragrance containing material and scratch-off material over a support layer of printed sheet material such that when the scratch-off material is removed by the player, the fragrance containing capsules are ruptured and fragrance is released.
    Type: Grant
    Filed: December 12, 1989
    Date of Patent: March 19, 1991
    Assignee: 501 Webcraft Technologies, Inc.
    Inventors: Louis Rua, Jr., Carl Schaab