Granted Patent
Utility
US 6,712,944 · App. 09/908,449
Gas/liquid phase separator for electrolysis cell
Inventors:
Robert Byron, Michael J. Brown
Patented Case
View Patent ↗
Granted: Mar 30, 2004
Filed: Jul 18, 2001
Inventors
Robert Byron
Michael J. Brown
Assignee (at issue)
PROTON ENERGY SYSTEMS, 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.