Granted Patent
Utility
US 6,474,709 · App. 09/732,905
Device for the absorption of impact energy in motor vehicles and method of making same
Inventor:
Bernd Artner
Patented Case
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Granted: Nov 5, 2002
Filed: Dec 11, 2000
Inventor
Bernd Artner
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.