Granted Patent
Utility
US 6,097,964 · App. 08/923,686
Navigation key for a handset
Inventors:
Frank Nuovo, Morten Rolighed Christenen, Sten Carlsen, Christian Kraft
Patented Case
View Patent ↗
Granted: Aug 1, 2000
Filed: Sep 4, 1997
Inventors
Frank Nuovo
Morten Rolighed Christenen
Sten Carlsen
Christian Kraft
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.