Patents by Inventor Lee S. Spelling

Lee S. Spelling 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: D328569
    Type: Grant
    Filed: May 6, 1991
    Date of Patent: August 11, 1992
    Inventor: Lee S. Spelling