Patents by Inventor Earl H. Hallett

Earl H. Hallett 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).

  • Paddle ball game
    Patent number: 4146225
    Abstract: A game having two playing surfaces one suspended above the other. A ball or other missile is bounced off one surface so that it hits the second surface. One or both surfaces may be irregular to impart random bounces to the ball or missile.
    Type: Grant
    Filed: December 22, 1976
    Date of Patent: March 27, 1979
    Inventors: Earl H. Hallett, Wayne K. Hallett