Patents by Inventor Debby E. Tomek

Debby E. Tomek 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).

  • Interlocking slab elements
    Patent number: 5428934
    Abstract: A surface covering slab element with a unique shape which has a combination of straight edges and complementary concave and convex edges. Numerous slab elements of this shape can be assembled in a variety of different ways for generating circular, straight and curved patterns with interfacing edges for connecting curved patterns to straight patterns.
    Type: Grant
    Filed: November 26, 1993
    Date of Patent: July 4, 1995
    Inventor: Debby E. Tomek