Granted Patent
Utility
US 6,218,742 · App. 09/185,911
Selective ignition switch
Inventors:
Yvan Lafontaine, Daniel Desmeules
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: Nov 4, 1998
Inventors
Yvan Lafontaine
Daniel Desmeules
Assignee (at issue)
Megatech Electro, 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.