Granted Patent
Utility
US 6,650,732 · App. 10/109,439
Telephony testing system
Inventors:
John M. Benedict, Bradford R. Holmes, Larry Mortimer
Patented Case
View Patent ↗
Granted: Nov 18, 2003
Filed: Mar 28, 2002
Inventors
John M. Benedict
Bradford R. Holmes
Larry Mortimer
Assignee (at issue)
Tollgrade Communications, 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.