Granted Patent
Utility
US 6,807,421 · App. 09/647,132
Method for controlling connections to a mobile station
Inventor:
Kalle Ahmavaara
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Nov 1, 2000
Inventor
Kalle Ahmavaara
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.