Granted Patent
Utility
US 6,757,285 · App. 09/213,769
Method and apparatus for completing telephone calls between subnetworks
Inventors:
Faizel Lakhani, Dany Sylvain
Patented Case
View Patent ↗
Granted: Jun 29, 2004
Filed: Dec 17, 1998
Inventors
Faizel Lakhani
Dany Sylvain
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.