Patents by Inventor Vernon W. Sappington

Vernon W. Sappington 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).

  • Unitary wheel and tire assembly
    Patent number: 3952786
    Abstract: A unitary wheel and tire assembly comprising an injection-molded, thermoplastic wheel and a tire which is injection-molded on the wheel. The tire is of elastic material, such as synthetic or natural rubber, and having irregular inner surface portions complementary to the irregularity in the confronting surface portions of the wheel to bring about a reliable mechanical interfit.
    Type: Grant
    Filed: July 1, 1974
    Date of Patent: April 27, 1976
    Assignee: Plasco, Inc.
    Inventors: William F. Kreling, Vernon W. Sappington