Granted Patent
Utility
US 4,298,665 · App. 06/163,630
Cathode comprising the reaction product of Bi.sub.2 O.sub.3 and WO.sub.3
Inventors:
William P. Evans, Violeta Z. Leger
Patented Case
View Patent ↗
Granted: Nov 3, 1981
Filed: Jun 27, 1980
Inventors
William P. Evans
Violeta Z. Leger
Assignee (at issue)
Union Carbide 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.