Granted Patent
Utility
US 6,036,442 · App. 09/114,229
Device for folding of a helicopter rotor blade
Inventors:
Nicolas Certain, Jean-Pierre Jalaguier
Patented Case
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Granted: Mar 14, 2000
Filed: Jun 30, 1998
Inventors
Nicolas Certain
Jean-Pierre Jalaguier
Assignee (at issue)
EUROCOPTER
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.