Patents by Inventor James A. Higgs

James A. Higgs 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).

  • Combined hammer and crowbar
    Patent number: D598726
    Type: Grant
    Filed: July 14, 2008
    Date of Patent: August 25, 2009
    Assignee: Demolition Tools, Inc.
    Inventor: James A. Higgs
  • Hammer combined with keys for valves
    Patent number: D603676
    Type: Grant
    Filed: July 14, 2008
    Date of Patent: November 10, 2009
    Assignee: Demolition Tools, Inc.
    Inventor: James A. Higgs
  • Combined hammer and crowbar
    Patent number: D390082
    Type: Grant
    Filed: December 4, 1996
    Date of Patent: February 3, 1998
    Inventor: James A. Higgs