Granted Patent
Utility
US 6,394,792 · App. 09/523,261
Low NoX burner apparatus
Inventors:
John McDonald, Tim Kirk, David J. Surbey, Darton J. Zink
Patented Case
View Patent ↗
Granted: May 28, 2002
Filed: Mar 10, 2000
Inventors
John McDonald
Tim Kirk
David J. Surbey
Darton J. Zink
Assignee (at issue)
ZEECO, INC.
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.