Granted Patent
Utility
US 6,063,161 · App. 08/637,176
Flow regulated pressure swing adsorption system
Inventors:
Bowie G. Keefer, David G. Doman
Patented Case
View Patent ↗
Granted: May 16, 2000
Filed: Apr 24, 1996
Inventors
Bowie G. Keefer
David G. Doman
Assignee (at issue)
SoFinoy Societte Financiere d'Innovation 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.