Granted Patent
Utility
US 4,585,711 · App. 06/561,509
Hydrogen electrode for a fuel cell
Inventor:
Hariharan Vaidyanathan
Patented Case
View Patent ↗
Granted: Apr 29, 1986
Filed: Dec 15, 1983
Inventor
Hariharan Vaidyanathan
Assignee (at issue)
Communications Satellite 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.