Patents by Inventor Marshall H. Mullins

Marshall H. Mullins 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).

  • Gas firepit
    Patent number: D602148
    Type: Grant
    Filed: April 25, 2008
    Date of Patent: October 13, 2009
    Assignee: Agio International Company, Ltd.
    Inventors: Douglas J. DeFouw, Marshall H. Mullins
  • Gas firepit
    Patent number: D603037
    Type: Grant
    Filed: June 19, 2007
    Date of Patent: October 27, 2009
    Assignee: Agio International Company, Ltd.
    Inventors: Douglas J. DeFouw, Marshall H. Mullins