Granted Patent
Utility
US 5,898,831 · App. 08/766,652
Interactive appliance security system and method
Inventors:
Phillip E. Hall, Jeffrey M. Harris, Ernest Earl Woodward, Ronald W. Borgstahl
Patented Case
View Patent ↗
Granted: Apr 27, 1999
Filed: Dec 16, 1996
Inventors
Phillip E. Hall
Jeffrey M. Harris
Ernest Earl Woodward
Ronald W. Borgstahl
Assignee (at issue)
Motorola, 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.