Granted Patent
Utility
US 4,800,141 · App. 07/122,105
Reserve activated electrochemical cell
Inventors:
William J. Eppley, Warren E. Hawkins
Patented Case
View Patent ↗
Granted: Jan 24, 1989
Filed: Nov 17, 1987
Inventors
William J. Eppley
Warren E. Hawkins
Assignee (at issue)
Honeywell Limited
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.