Granted Patent
Utility
US 5,464,701 · App. 08/387,300
Leakproof, valve regulated, maintenance-free lead acid battery
Inventor:
Gonzalo C. Rey
Patented Case
View Patent ↗
Granted: Nov 7, 1995
Filed: Feb 27, 1995
Inventor
Gonzalo C. Rey
Assignee (at issue)
Eagle-Picher Industries, 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.