Granted Patent
Utility
US 6,132,907 · App. 09/059,984
Method for making lead-acid jars and cells and batteries using such jars
Inventors:
William H. Kump, Jeffrey M. Henning
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Apr 14, 1998
Inventors
William H. Kump
Jeffrey M. Henning
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.