Granted Patent
Utility
US 6,643,465 · App. 09/607,654
Method for checking a ring optical network line for data transmission between a plurality of network subscribers in a motor vehicle
Inventors:
Marcus Bösinger, Jens Brandes, Dieter Marquardt, Peter Merget, Franz-Josef Petry, Heinz Schwarz, Dieter Seidl
Patented Case
View Patent ↗
Granted: Nov 4, 2003
Filed: Jun 30, 2000
Inventors
Marcus Bösinger
Jens Brandes
Dieter Marquardt
Peter Merget
Franz-Josef Petry
Heinz Schwarz
Dieter Seidl
Assignee (at issue)
Daimlerchrysler 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.