Granted Patent
Utility
US 3,998,657 · App. 05/599,273
Electrochemical cells
Inventors:
James J. Auborn, Richard D. Bezman
Patented Case
View Patent ↗
Granted: Dec 21, 1976
Filed: Jul 25, 1975
Inventors
James J. Auborn
Richard D. Bezman
Assignee (at issue)
GTE Laboratories Incorporated
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.