Patents by Inventor Keir McLaren

Keir McLaren 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 apparatus
    Patent number: 4105202
    Abstract: A game apparatus and more particularly a game apparatus utilizing a plurality of subject cards with corresponding decks of question and answer cards and including improved means for receiving, retaining and displaying the subject and question and answer cards.
    Type: Grant
    Filed: March 4, 1977
    Date of Patent: August 8, 1978
    Inventors: Keir McLaren, Daniel W. Wagner