Granted Patent
Utility
US 6,228,513 · App. 09/158,094
Method of improving oxidation and corrosion resistance of a superalloy article, and a superalloy article obtained by the method
Inventors:
Yann Jaslier, Serge Alexandre Alperine, Jacques Louis Leger
Patented Case
View Patent ↗
Granted: May 8, 2001
Filed: Sep 22, 1998
Inventors
Yann Jaslier
Serge Alexandre Alperine
Jacques Louis Leger
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.