Granted Patent
Utility
US 6,690,276 · App. 10/263,625
Method and apparatus for monitoring message acknowledgements in a security system
Inventor:
Francis C. Marino
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Oct 2, 2002
Inventor
Francis C. Marino
Assignee (at issue)
HONEYWELL INTERNATIONAL 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.