Granted Patent
Utility
US 6,243,449 · App. 09/045,377
Mass calling event detection and control
Inventors:
Eugene E. Margulis, Weilin Wang, Anton Driesse, Andre LeBon
Patented Case
View Patent ↗
Granted: Jun 5, 2001
Filed: Mar 20, 1998
Inventors
Eugene E. Margulis
Weilin Wang
Anton Driesse
Andre LeBon
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.