Granted Patent
Utility
US 4,853,096 · App. 07/156,965
Production of chlorine dioxide in an electrolytic cell
Inventors:
Marek Lipsztajn, James D. McGilvery, Zbigniew Twardowski
Patented Case
View Patent ↗
Granted: Aug 1, 1989
Filed: Feb 18, 1988
Inventors
Marek Lipsztajn
James D. McGilvery
Zbigniew Twardowski
Assignee (at issue)
Tenneco Canada 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.