Granted Patent
Utility
US 6,631,275 · App. 09/593,651
Method for accelerating call establishment in a radio communication system
Inventors:
Markus Martin, Heikki Tuunanen
Patented Case
View Patent ↗
Granted: Oct 7, 2003
Filed: Jun 13, 2000
Inventors
Markus Martin
Heikki Tuunanen
Assignee (at issue)
Nokia
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.