Granted Patent
Utility
US 6,808,847 · App. 10/054,424
Alkaline cell with improved cathode including copper hydroxide and a sulfur additive
Inventors:
Francis Wang, James Rozelle, J. Simon Xue, David Anglin, Alexander Scheglov, Joseph Drennan
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Jan 22, 2002
Inventors
Francis Wang
James Rozelle
J. Simon Xue
David Anglin
Alexander Scheglov
Joseph Drennan
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.