Granted Patent
Utility
US 5,852,649 · App. 08/606,357
Alarm notification system and method for a telephone switch
Inventor:
Jeffrey Hodson
Patented Case
View Patent ↗
Granted: Dec 22, 1998
Filed: Feb 23, 1996
Inventor
Jeffrey Hodson
Assignee (at issue)
Rockwell International 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.