Granted Patent
Utility
US 4,552,630 · App. 06/298,243
Ceramic oxide electrodes for molten salt electrolysis
Inventors:
Douglas J. Wheeler, Jean-Jacques Duruz, Ajit Sane, Jean-Pierre Derivaz
Patented Case
View Patent ↗
Granted: Nov 12, 1985
Filed: Jul 24, 1981
Inventors
Douglas J. Wheeler
Jean-Jacques Duruz
Ajit Sane
Jean-Pierre Derivaz
Assignee (at issue)
Eltech Systems 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.