Granted Patent
Utility
US 6,626,133 · App. 10/158,133
Explosion protection sensor for gas appliances
Inventors:
Michael Schell, Andrian Kouznetsov, Rod Valenta
Patented Case
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Granted: Sep 30, 2003
Filed: May 31, 2002
Inventors
Michael Schell
Andrian Kouznetsov
Rod Valenta
Assignee (at issue)
Edwards Systems Technology, 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.