Granted Patent
Utility
US 6,606,751 · App. 09/586,616
Helmet
Inventors:
David Kalhok, Pierre Rondeau, Martin Aubé, Germain Cadotte
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Jun 2, 2000
Inventors
David Kalhok
Pierre Rondeau
Martin Aubé
Germain Cadotte
Assignee (at issue)
BOMBARDIER 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.