Granted Patent
Utility
US 6,188,318 · App. 09/342,082
Dual-technology intrusion detector with pet immunity
Inventors:
Fred Katz, Eugene Marder
Patented Case
View Patent ↗
Granted: Feb 13, 2001
Filed: Jun 29, 1999
Inventors
Fred Katz
Eugene Marder
Assignee (at issue)
Pittway Corporation
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.