Granted Patent
Utility
US 5,854,807 · App. 08/958,323
Electrode for silicon alloys and silicon metal
Inventors:
Rene Boisvert, Jacques Dostaler, Jacques Dubois, Dieter Ksinsik
Patented Case
View Patent ↗
Granted: Dec 29, 1998
Filed: Oct 27, 1997
Inventors
Rene Boisvert
Jacques Dostaler
Jacques Dubois
Dieter Ksinsik
Assignee (at issue)
SKW Canada 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.