Granted Patent
Utility
US 5,966,077 · App. 09/060,115
Fire detector
Inventor:
Jacob Y. Wong
Patented Case
View Patent ↗
Granted: Oct 12, 1999
Filed: Apr 14, 1998
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.