Patents by Inventor Olga J. Lawson

Olga J. Lawson 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).

  • Game board
    Patent number: D266439
    Type: Grant
    Filed: April 25, 1980
    Date of Patent: October 5, 1982
    Inventors: Arden K. Stewart, Olga J. Lawson, Ann F. Lichtenstein