Granted Patent
Utility
US 6,408,063 · App. 09/412,926
Method and arrangement for complementing a telephone connection with additional information
Inventors:
Sverre Slotte, Arto Karppanen
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Oct 5, 1999
Inventors
Sverre Slotte
Arto Karppanen
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.