Patents by Inventor by Sandra Suitor, executor

by Sandra Suitor, executor 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).

  • Spherical puzzle
    Patent number: 5118111
    Abstract: A spherical puzzle composed of six individual pieces. Each piece has a pair of opposed, convex, arcuate ends. A rectangular prism extends between each pair of arcuate ends. Three of the pieces each have portions removed from the rectangular prism to form a triangular pyramid. Two other pieces each have portions removed from the rectangular prism to form a triangular pyramid with one triangle removed to form a notch. The individual pieces may be assembled and interlocked to form a sphere, whereby the arcuate, convex ends form the exterior of the sphere.
    Type: Grant
    Filed: June 13, 1991
    Date of Patent: June 2, 1992
    Inventors: Walter Suitor, deceased, by Sandra Suitor, executor