Granted Patent
Utility
US 4,359,328 · App. 06/310,038
Inverted pressure swing adsorption process
Inventor:
Peter H. Wilson
Patented Case
View Patent ↗
Granted: Nov 16, 1982
Filed: Oct 9, 1981
Inventor
Peter H. Wilson
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.