Patents by Inventor Roger J. Sullivan

Roger J. Sullivan 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).

  • Celestial display device
    Patent number: 4051607
    Abstract: A celestial display device having at least one box-like support member formed with a concave, hemispherical upper surface. A plurality of jigsaw puzzle pieces having convex lower surfaces are adapted to be removably affixed to the concave support member surface. The puzzle pieces have representations of celestial indicia on their upper surfaces and are assembled together on the support member to create a coherent celestial object display.
    Type: Grant
    Filed: August 20, 1976
    Date of Patent: October 4, 1977
    Inventor: Roger J. Sullivan