Granted Patent
Utility
US 5,698,176 · App. 08/474,871
Manganese dioxide for lithium batteries
Inventors:
Mark Capparella, William L. Bowden, Radek Fooksa
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: Jun 7, 1995
Inventors
Mark Capparella
William L. Bowden
Radek Fooksa
Assignee (at issue)
Duracell 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.