Granted Patent
Utility
US 5,537,594 · App. 08/109,155
Query processing in a mobile communications system home location register
Inventors:
John P. Shannon, John Paul Prokopenko, Michelle A. Beaudry
Patented Case
View Patent ↗
Granted: Jul 16, 1996
Filed: Aug 19, 1993
Inventors
John P. Shannon
John Paul Prokopenko
Michelle A. Beaudry
Assignee (at issue)
Nortel Networks Limited
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.