Granted Patent
Utility
US 5,407,347 · App. 08/188,586
Apparatus and method for reducing NO.sub.x, CO and hydrocarbon emissions when burning gaseous fuels
Inventor:
Steven J. Bortz
Patented Case
View Patent ↗
Granted: Apr 18, 1995
Filed: Jan 27, 1994
Inventor
Steven J. Bortz
Assignee (at issue)
Radian Group 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.