Granted Patent
Utility
US 4,728,935 · App. 06/850,732
Integrity securing monitor and method for a security installation
Inventors:
Math Pantus, Rolf Beckers, Jo W. Haenen, Jan H. Van Woezik
Patented Case
View Patent ↗
Granted: Mar 1, 1988
Filed: Apr 11, 1986
Inventors
Math Pantus
Rolf Beckers
Jo W. Haenen
Jan H. Van Woezik
Assignee (at issue)
ADT Holdings, 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.