Granted Patent
Utility
US 6,443,510 · App. 09/821,157
Device for protecting a vehicle against impact
Inventors:
Michel Gibeau, Jean-Jacques Laporte
Patented Case
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Granted: Sep 3, 2002
Filed: Mar 30, 2001
Inventors
Michel Gibeau
Jean-Jacques Laporte
Assignee (at issue)
ALSTOM Holdings
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.