Patents by Inventor Douglas A. Dorn

Douglas A. Dorn 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).

  • Cup holder
    Patent number: D707496
    Type: Grant
    Filed: November 4, 2013
    Date of Patent: June 24, 2014
    Assignee: Raffel Systems, LLC
    Inventors: Douglas A. Dorn, Torrin Santy