Granted Patent
Utility
US 6,810,609 · App. 10/168,155
Snow groomer having an improved variable geometry tiller assembly
Inventors:
Jean-Philippe Lassonde, Michel Pelletier
Patented Case
View Patent ↗
Granted: Nov 2, 2004
Filed: Sep 5, 2002
Inventors
Jean-Philippe Lassonde
Michel Pelletier
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.