Granted Patent
Utility
US 6,301,348 · App. 09/117,652
Method and system for changing a direction of establishing a telecommunication connection
Inventors:
Jorma Romo, Jouni Ikonen
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Sep 1, 1998
Inventors
Jorma Romo
Jouni Ikonen
Assignee (at issue)
Sonera 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.