Granted Patent
Utility
US 5,215,836 · App. 07/897,296
Alkaline galvanic cells
Inventor:
Morris Eisenberg
Patented Case
View Patent ↗
Granted: Jun 1, 1993
Filed: Jun 11, 1992
Inventor
Morris Eisenberg
Assignee (at issue)
Electrochimica Corporation
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.