Granted Patent
Utility
US 6,109,705 · App. 09/131,055
Snowmobile drive track for traveling on icy and hardened snow surface
Inventor:
Denis Courtemanche
Patented Case
View Patent ↗
Granted: Aug 29, 2000
Filed: Aug 7, 1998
Inventor
Denis Courtemanche
Assignee (at issue)
Camoplast 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.