Granted Patent
Utility
US 4,937,154 · App. 07/271,793
Electrochemical cell
Inventors:
Peter R. Moses, Fred Berkowitz, Alwyn H. Taylor
Patented Case
View Patent ↗
Granted: Jun 26, 1990
Filed: Nov 16, 1988
Inventors
Peter R. Moses
Fred Berkowitz
Alwyn H. Taylor
Assignee (at issue)
Duracell 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.