Patents by Inventor Haskell Eugene Mason

Haskell Eugene Mason 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).

  • Roofing tool
    Patent number: D718101
    Type: Grant
    Filed: June 18, 2013
    Date of Patent: November 25, 2014
    Inventor: Haskell Eugene Mason