Granted Patent
Utility
US 6,327,466 · App. 09/242,230
Method and arrangement for setting the charge rate in a wireless pay phone
Inventor:
Kimmo Savolainen
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Mar 17, 1999
Inventor
Kimmo Savolainen
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.