Granted Patent
Utility
US 4,282,074 · App. 06/165,995
Electrolytic process utilizing a transition metal-graphite intercalation compound cathode
Inventor:
Donald W. Du Bois
Patented Case
View Patent ↗
Granted: Aug 4, 1981
Filed: Jul 7, 1980
Inventor
Donald W. Du Bois
Assignee (at issue)
PPG Industries, 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.