Granted Patent
Utility
US 6,519,231 · App. 09/229,116
Method and apparatus providing a spanning tree protocol for a data communications network having a multi-link trunk
Inventors:
Da-Hai Ding, Nicholas Ilyadis, Nelson Kong
Patented Case
View Patent ↗
Granted: Feb 11, 2003
Filed: Jan 12, 1999
Inventors
Da-Hai Ding
Nicholas Ilyadis
Nelson Kong
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.