Granted Patent
Utility
US 6,385,446 · App. 09/794,424
Call forwarding in a telecommunications network
Inventors:
Keijo Palviainen, Matti Keskinen, Erkki Ojala, Petteri Yla-Outinen
Patented Case
View Patent ↗
Granted: May 7, 2002
Filed: Feb 27, 2001
Inventors
Keijo Palviainen
Matti Keskinen
Erkki Ojala
Petteri Yla-Outinen
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.