Granted Patent
Utility
US 6,237,566 · App. 09/452,657
Two-cycle engine with exhaust temperature-controlled ignition timing
Inventor:
Greg Spaulding
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Dec 1, 1999
Inventor
Greg Spaulding
Assignee (at issue)
Arctic Cat 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.