Granted Patent
Utility
US 5,612,151 · App. 08/625,827
Electrochemical cell label with integrated tester
Inventor:
John F. Hughen
Patented Case
View Patent ↗
Granted: Mar 18, 1997
Filed: Apr 1, 1996
Inventor
John F. Hughen
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.