Patents by Inventor Mark J. Maines

Mark J. Maines 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).

  • Seat back bag
    Patent number: D1083750
    Type: Grant
    Filed: September 1, 2021
    Date of Patent: July 15, 2025
    Assignee: Ruff Tuff Products, LLC
    Inventors: Davina E. Spencer, Mark J. Maines, Dean Solt