Granted Patent
Utility
US 6,111,521 · App. 08/826,917
Apparatus for supplying traffic-related information
Inventors:
Edwin W. Mulder, Erik J. Walgers, Carla J. M. Emmerink, Paul D. M. E. Lahaije
Patented Case
View Patent ↗
Granted: Aug 29, 2000
Filed: Apr 9, 1997
Inventors
Edwin W. Mulder
Erik J. Walgers
Carla J. M. Emmerink
Paul D. M. E. Lahaije
Assignee (at issue)
Mannesmann VDO AG
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.