Granted Patent
Utility
US 6,520,878 · App. 09/553,309
Driving pulley for scooters and other vehicles
Inventors:
Alexandre Leclair, Christian Mercier, Josée Lacouline, Rémi Breton
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: Apr 20, 2000
Inventors
Alexandre Leclair
Christian Mercier
Josée Lacouline
Rémi Breton
Assignee (at issue)
Cvtech R & D 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.