Granted Patent
Utility
US 6,418,461 · App. 09/128,937
Intelligent call switching node in an intelligent distributed network architecture
Inventors:
Robert Barnhouse, Doug Cardy, Kelvin Porter, Ken Rambo, Carol Waller, Wendy Wong, George Yao
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Aug 5, 1998
Inventors
Robert Barnhouse
Doug Cardy
Kelvin Porter
Ken Rambo
Carol Waller
Wendy Wong
George Yao
Assignee (at issue)
MCI Communications Corporation
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.