Granted Patent
Utility
US 4,863,371 · App. 07/201,910
Low NO.sub.x high efficiency combustion process
Inventor:
Min-Da Ho
Patented Case
View Patent ↗
Granted: Sep 5, 1989
Filed: Aug 3, 1988
Inventor
Min-Da Ho
Assignee (at issue)
Union Carbide Corporation
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.