Granted Patent
Utility
US 5,451,473 · App. 08/162,927
Long life metal-air (battery and button cells therefor) cell having increased current pulse capability
Inventors:
John Edward Oltman, Robert B. Dopp
Patented Case
View Patent ↗
Granted: Sep 19, 1995
Filed: Dec 8, 1993
Inventors
John Edward Oltman
Robert B. Dopp
Assignee (at issue)
Rayovac Corporation
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.