Granted Patent
Utility
US 5,558,960 · App. 08/433,743
Seasonal use lead acid electrical storage battery
Inventor:
Howard E. Mitchell
Patented Case
View Patent ↗
Granted: Sep 24, 1996
Filed: May 3, 1995
Inventor
Howard E. Mitchell
Assignee (at issue)
Exide 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.