Patents by Inventor Stephen John Holman

Stephen John Holman 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).

  • Scratch-off lottery game with dual transparent layers
    Patent number: 6076860
    Abstract: A scratch-off lottery game including a substrate having at least one area having printed indicia thereon, the printed indicia being covered by at least one clear, transparent layer which can be removed by scratching, and at least one layer on said clear transparent layer which is colored, transparent and made of a non-scratch-off material, the colored transparent layer being affixed to the clear transparent layer in a manner in which removing the clear transparent layer by scratching results in removal of the colored transparent layer.
    Type: Grant
    Filed: December 9, 1998
    Date of Patent: June 20, 2000
    Assignee: Oberthur Gaming Technologies Inc
    Inventors: Stephen John Holman, Francois Gougeon
  • Multicolor overprinting of scratch-off lottery tickets
    Patent number: 5803504
    Abstract: A method of producing a lottery ticket and lottery tickets produced thereby wherein an overprint region is provided over at least a scratch-off layer, the overprint region comprising an image obtained from a design in which the colors in the design have been separated into half tone images of each color and are superimposed on at least the scratch-off layer of the lottery ticket.
    Type: Grant
    Filed: February 4, 1997
    Date of Patent: September 8, 1998
    Assignee: BABN Technologies Corporation
    Inventors: Jean-Pierre Deshiens, Stephen John Holman