Granted Patent
Utility
US 6,728,777 · App. 09/585,421
Method for engineering paths for multicast traffic
Inventors:
Cheng-Yin Lee, Loa Andersson
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Jun 2, 2000
Inventors
Cheng-Yin Lee
Loa Andersson
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.