Granted Patent
Utility
US 6,693,777 · App. 10/069,722
Method for controlling the operation of a switching device
Inventors:
Carlo Cereda, Carlo Gemme, Andrea Moratto, Gunter J. Lichtenberger
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: May 21, 2002
Inventors
Carlo Cereda
Carlo Gemme
Andrea Moratto
Gunter J. Lichtenberger
Assignee (at issue)
ABB T&D Technologies Ltd.
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.