Granted Patent
Utility
US 6,828,692 · App. 10/151,037
Tampering detector and system disabler
Inventor:
Michael Simon
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: May 21, 2002
Inventor
Michael Simon
Assignee (at issue)
Payment Protection Systems, 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.