Granted Patent
Utility
US 6,324,410 · App. 09/408,709
Method and apparatus for interfacing a cellular fixed wireless terminal to the extension side of a PBX/PABX
Inventors:
Daniel Giacopelli, Frederick S. Engelking, Rex Nathanson
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: Sep 30, 1999
Inventors
Daniel Giacopelli
Frederick S. Engelking
Rex Nathanson
Assignee (at issue)
Telular 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.