Granted Patent
Utility
US 5,809,491 · App. 08/630,642
Call traffic based exception generating system
Inventors:
Inanc Kayalioglu, John A. McBrayne, Maryam M. Sheidafar, Steven L. Sauder
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: Apr 10, 1996
Inventors
Inanc Kayalioglu
John A. McBrayne
Maryam M. Sheidafar
Steven L. Sauder
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.