Granted Patent
Utility
US 6,738,374 · App. 09/155,426
Speech transmission in a packet network
Inventors:
Mikko Olkkonen, Mauri Tikka, Kristian Rauhala
Patented Case
View Patent ↗
Granted: May 18, 2004
Filed: Apr 30, 1999
Inventors
Mikko Olkkonen
Mauri Tikka
Kristian Rauhala
Assignee (at issue)
Nokia Telecommunications 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.