Granted Patent
Utility
US 6,493,432 · App. 09/489,862
System for ensuring calling party privacy in a call screening system
Inventors:
Diane Doran Blum, Mridu Garg, Andre Floyd Johnson, Lila Elizabeth Russ
Patented Case
View Patent ↗
Granted: Dec 10, 2002
Filed: Jan 24, 2000
Inventors
Diane Doran Blum
Mridu Garg
Andre Floyd Johnson
Lila Elizabeth Russ
Assignee (at issue)
Avaya Technology LLC
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.