Patents by Inventor Carmen G. Spencer

Carmen G. Spencer 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).

  • Patent number: D450422
    Type: Grant
    Filed: November 14, 2000
    Date of Patent: November 20, 2001
    Inventors: Carmen G. Spencer, Robert J. Spencer, Jr.