Granted Patent
Utility
US 4,752,540 · App. 07/058,296
Polymeric enclosures for non-aqueous active metal cells
Inventors:
David Chua, William J. Eppley, Gerald F. Hoff
Patented Case
View Patent ↗
Granted: Jun 21, 1988
Filed: Jun 5, 1987
Inventors
David Chua
William J. Eppley
Gerald F. Hoff
Assignee (at issue)
Honeywell Limited
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.