Granted Patent
Utility
US 4,769,299 · App. 06/879,674
High rate sealed lead-acid battery with ultrathin plates
Inventor:
Robert F. Nelson
Patented Case
View Patent ↗
Granted: Sep 6, 1988
Filed: Jun 27, 1986
Inventor
Robert F. Nelson
Assignee (at issue)
Gates Energy Products, 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.