Patents by Inventor Steven A. Dunbar

Steven A. Dunbar 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).

  • Snow sled for passengers
    Patent number: D318824
    Type: Grant
    Filed: December 30, 1988
    Date of Patent: August 6, 1991
    Inventor: Steven A. Dunbar
  • Snow sled for use in hauling freight
    Patent number: D318825
    Type: Grant
    Filed: December 30, 1988
    Date of Patent: August 6, 1991
    Inventor: Steven A. Dunbar
  • Fiberglass snow fence
    Patent number: D353206
    Type: Grant
    Filed: December 9, 1993
    Date of Patent: December 6, 1994
    Inventor: Steven A. Dunbar