Process for transmitting route information which concerns a route of a vehicle in a road network between a traffic information center and a terminal in a vehicle, traffic information center and terminal

Granted: Nov 27, 2001 Filed: Jul 13, 1999

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.