Granted Patent
Utility
US 4,479,189 · App. 06/374,859
Utility and hydrogen conservation in hydrogen recycle processes
Inventor:
Don B. Carson
Patented Case
View Patent ↗
Granted: Oct 23, 1984
Filed: Oct 23, 1984
Inventor
Don B. Carson
Assignee (at issue)
UOP LLC
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.