Granted Patent
Utility
US 5,670,127 · App. 08/533,821
Process for the manufacture of nitric oxide
Inventor:
Lien-Lung Sheu
Patented Case
View Patent ↗
Granted: Sep 23, 1997
Filed: Sep 26, 1995
Inventor
Lien-Lung Sheu
Assignee (at issue)
The BOC Group Limited
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.