Patents by Inventor Thomas E. Grace

Thomas E. Grace 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).

  • Trim extrusion for siding undersill and soffit
    Patent number: D447820
    Type: Grant
    Filed: March 15, 2000
    Date of Patent: September 11, 2001
    Assignee: Exterior Systems, Inc.
    Inventor: Thomas E. Grace
  • Siding and undersill soffit
    Patent number: D454962
    Type: Grant
    Filed: June 20, 2000
    Date of Patent: March 26, 2002
    Assignee: Owens Corning Fiberglas Technology, Inc.
    Inventor: Thomas E. Grace