Granted Patent
Utility
US 6,691,005 · App. 10/236,235
Remote control system for a locomotive with solid state tilt sensor
Inventor:
Richard A. Proulx
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Sep 6, 2002
Inventor
Richard A. Proulx
Assignee (at issue)
CANAC 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.