Granted Patent
Utility
US 5,358,450 · App. 08/084,284
Driven pulley with flyweights effective at low speeds
Inventor:
Jean-Francois Robert
Patented Case
View Patent ↗
Granted: Oct 25, 1994
Filed: Jun 28, 1993
Inventor
Jean-Francois Robert
Assignee (at issue)
Powerbloc IBC 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.