Granted Patent
Utility
US 6,830,428 · App. 10/292,506
Abradable coating for gas turbine walls
Inventors:
Philippe Charles Alain Le Biez, Joel Vigneau
Patented Case
View Patent ↗
Granted: Dec 14, 2004
Filed: Nov 13, 2002
Inventors
Philippe Charles Alain Le Biez
Joel Vigneau
Assignee (at issue)
SNECMA Moteurs
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.