Granted Patent
Utility
US 6,449,264 · App. 09/190,336
Radio transceiver with two frequency bands
Inventors:
Kari Lehtinen, Seppo Hietala, Jussi Numminen
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Nov 12, 1998
Inventors
Kari Lehtinen
Seppo Hietala
Jussi Numminen
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.