Granted Patent
Utility
US 6,381,219 · App. 09/189,605
Channel integrity in a voice-on-ATM network
Inventors:
Matthew R. Holiday, David W. McKnight
Patented Case
View Patent ↗
Granted: Apr 30, 2002
Filed: Nov 10, 1998
Inventors
Matthew R. Holiday
David W. McKnight
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.