Granted Patent
Utility
US 6,814,031 · App. 10/682,102
Combustion air shutoff apparatus for a fuel-fired heating appliance
Inventors:
Gordon W. Stretch, Bruce Hotton, John H. Scanlon, Gary A. Elder, James T. Campbell, Larry D. Kidd, Eric M. Lannes, James M. Martin, James W. Mears, Thomas Edwin Archibald
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Oct 9, 2003
Inventors
Gordon W. Stretch
Bruce Hotton
John H. Scanlon
Gary A. Elder
James T. Campbell
Larry D. Kidd
Eric M. Lannes
James M. Martin
James W. Mears
Thomas Edwin Archibald
Assignee (at issue)
The Water Heater Industry Joint Research and Development Consortium
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.