Granted Patent
Utility
US 5,853,821 · App. 08/857,434
Method of protecting a part made of a carbon-containing composite material against oxidation
Inventors:
Aline Balhadere, Jacques Thebault, Bruno Bernard
Patented Case
View Patent ↗
Granted: Dec 29, 1998
Filed: May 16, 1997
Inventors
Aline Balhadere
Jacques Thebault
Bruno Bernard
Assignee (at issue)
Societe Europenne de Propulsion
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.