Granted Patent
Utility
US 5,605,440 · App. 08/466,296
Flow-straightener vane made of composite, flow-straightener including it, for a counter-torque device with ducted rotor and ducted flow-straightening stator, and method for manufacturing them
Inventors:
Claude Bocoviz, Andre Gautier, Henri F. Barquet
Patented Case
View Patent ↗
Granted: Feb 25, 1997
Filed: Jun 6, 1995
Inventors
Claude Bocoviz
Andre Gautier
Henri F. Barquet
Assignee (at issue)
Eurocopter France
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.