Granted Patent
Utility
US 6,456,847 · App. 09/457,918
Timing of handover
Inventors:
Harri Lilja, Seppo Hamalainen, Kari Pehkonen
Patented Case
View Patent ↗
Granted: Sep 24, 2002
Filed: Dec 9, 1999
Inventors
Harri Lilja
Seppo Hamalainen
Kari Pehkonen
Assignee (at issue)
Nokia Mobile Phones Ltd.
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.