Granted Patent
Utility
US 6,831,913 · App. 09/581,913
Method of identifying network layer PDU
Inventor:
Jukka Vialen
Patented Case
View Patent ↗
Granted: Dec 14, 2004
Filed: Jul 21, 2000
Inventor
Jukka Vialen
Assignee (at issue)
Nokia Networks Oy
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.