Granted Patent
Utility
US 6,119,496 · App. 09/167,680
Keys for high security cylinder lock systems
Inventor:
Kenneth T. Theriault
Patented Case
View Patent ↗
Granted: Sep 19, 2000
Filed: Oct 7, 1998
Inventor
Kenneth T. Theriault
Assignee (at issue)
International Security Products, 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.