Granted Patent
Utility
US 6,504,507 · App. 09/779,858
Antenna tuning
Inventor:
Francis Geeraert
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: Feb 9, 2001
Inventor
Francis Geeraert
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.