Patents by Inventor Marvin E. Hubbard

Marvin E. Hubbard 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: D666024
    Type: Grant
    Filed: January 18, 2012
    Date of Patent: August 28, 2012
    Inventor: Marvin E. Hubbard