Granted Patent
Utility
US 5,905,002 · App. 08/903,466
Lead acid storage battery
Inventors:
David L. Lund, William H. Kump, Rodger Willing
Patented Case
View Patent ↗
Granted: May 18, 1999
Filed: Jul 30, 1997
Inventors
David L. Lund
William H. Kump
Rodger Willing
Assignee (at issue)
GNB Technologies, 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.