Granted Patent
Utility
US 4,244,802 · App. 06/047,298
Monopolar membrane cell having metal laminate cell body
Inventors:
Gerald R. Pohto, Richard O. Olson
Patented Case
View Patent ↗
Granted: Jan 13, 1981
Filed: Jun 11, 1979
Inventors
Gerald R. Pohto
Richard O. Olson
Assignee (at issue)
Diamond Shamrock 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.