Granted Patent
Utility
US 4,215,188 · App. 06/066,155
Rechargeable electrochemical cell
Inventors:
Deidrich J. Saathoff, Hanumanthiyna V. Venkatasetty
Patented Case
View Patent ↗
Granted: Jul 29, 1980
Filed: Aug 13, 1979
Inventors
Deidrich J. Saathoff
Hanumanthiyna V. Venkatasetty
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.