Granted Patent
Utility
US 5,645,893 · App. 08/569,480
Thermal barrier coating for a superalloy article and method of application
Inventors:
David S. Rickerby, Daniel K. White, Stanley R. Bell
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Dec 8, 1995
Inventors
David S. Rickerby
Daniel K. White
Stanley R. Bell
Assignees (at issue)
ROLLS-ROYCE plc
Chromalloy United Kingdom Limited
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.