Patents by Inventor Jerry Raffa

Jerry Raffa 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).

  • Puzzle employing movable member in tubular maze
    Patent number: 3989255
    Abstract: A bean-like member is placed into one end of a maze of hollow, flexible, transparent tubing with an inside diameter greater than the maximum width of the bean. The object of the puzzle is to cause the bean to drop into the interior of a cup with a detachable cap. The cup is secured to the tubing. The bean is caused to traverse the tubing by shaking and rotating the unit.
    Type: Grant
    Filed: October 21, 1975
    Date of Patent: November 2, 1976
    Assignee: The Raymond Lee Organization, Inc.
    Inventor: Jerry Raffa