Granted Patent
Utility
US 5,558,948 · App. 08/336,870
Fuel cell anode and fuel cell
Inventor:
Joel Doyon
Patented Case
View Patent ↗
Granted: Sep 24, 1996
Filed: Nov 9, 1994
Inventor
Joel Doyon
Assignee (at issue)
Synergy Research Group, Inc.
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.