Granted Patent
Utility
US 6,128,495 · App. 09/077,809
Method of routing calls in a communications system
Inventors:
Iain E. Sharp, James Brian Welling, Jr., Bradford Clapp
Patented Case
View Patent ↗
Granted: Oct 3, 2000
Filed: Nov 12, 1998
Inventors
Iain E. Sharp
James Brian Welling, Jr.
Bradford Clapp
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.