Granted Patent
Utility
US 5,798,700 · App. 08/744,040
False alarm resistant fire detector with improved performance
Inventor:
Jacob Y. Wong
Patented Case
View Patent ↗
Granted: Aug 25, 1998
Filed: Nov 5, 1996
Inventor
Jacob Y. Wong
Assignee (at issue)
Engelhard Sensor 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.