Granted Patent
Utility
US 4,511,441 · App. 06/525,862
Method of operating a liquid-gas electrochemical cell
Inventors:
James A. McIntyre, Robert F. Phillips
Patented Case
View Patent ↗
Granted: Apr 16, 1985
Filed: Aug 24, 1983
Inventors
James A. McIntyre
Robert F. Phillips
Assignee (at issue)
THE DOW CHEMICAL COMPANY
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.