Granted Patent
Utility
US 6,709,233 · App. 09/958,821
Aerofoil for an axial flow turbomachine
Inventor:
Brian Robert Haller
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Jan 11, 2002
Inventor
Brian Robert Haller
Assignee (at issue)
Alstom Power N.V.
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.