Granted Patent
Utility
US 6,489,056 · App. 09/664,068
Battery including a hydrogen-absorbing cathode material
Inventors:
Stuart M. Davis, Enoch I. Wang
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Sep 18, 2000
Inventors
Stuart M. Davis
Enoch I. Wang
Assignee (at issue)
The Gillette Company LLC
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.