Granted Patent
Utility
US 6,292,891 · App. 09/589,998
Method of connecting base station to cellular system
Inventors:
Martin Bergenwall, Juha Matti Pirkola
Patented Case
View Patent ↗
Granted: Sep 18, 2001
Filed: Jun 8, 2000
Inventors
Martin Bergenwall
Juha Matti Pirkola
Assignee (at issue)
Nokia Networks Oy
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.