Granted Patent
Utility
US 6,054,920 · App. 08/730,709
Alarm system receiver supervisor
Inventors:
David M. Smith, Rob Hendrickson
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: Oct 15, 1996
Inventors
David M. Smith
Rob Hendrickson
Assignee (at issue)
Interactive Technologies, 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.