Granted Patent
Utility
US 6,526,054 · App. 09/344,931
System, device, and method for transitioning from DVMRP to BGMP for interdomain multicast routing over the internet multicast backbone
Inventors:
Yunzhou Li, Billy Ng, Shuching Shieh
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Jun 28, 1999
Inventors
Yunzhou Li
Billy Ng
Shuching Shieh
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.