Granted Patent
Utility
US 6,459,689 · App. 09/464,033
Mobile station handoff between different CDMA frequencies
Inventors:
Stash Czaja, Sakari Jorri, Ilkka Niva
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Dec 15, 1999
Inventors
Stash Czaja
Sakari Jorri
Ilkka Niva
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.