Granted Patent
Utility
US 5,342,172 · App. 08/036,685
Cooled turbo-machine vane
Inventors:
Xavier Gerard Andre Coudray, Mischael F. L. Derrien, Philippe M. P. Pichon
Patented Case
View Patent ↗
Granted: Aug 30, 1994
Filed: Mar 25, 1993
Inventors
Xavier Gerard Andre Coudray
Mischael F. L. Derrien
Philippe M. P. Pichon
Assignee (at issue)
Societe Nationale d'Etude et de Construction de Moteurs d'Aviation - S.N.E.C.M.A
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.