Granted Patent
Utility
US 5,900,838 · App. 08/888,556
Method and apparatus for a portable communication device to identify its own location
Inventors:
Muzibul H. Khan, Joseph Boccuzzi
Patented Case
View Patent ↗
Granted: May 4, 1999
Filed: Jul 7, 1997
Inventors
Muzibul H. Khan
Joseph Boccuzzi
Assignee (at issue)
LUCENT 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.