Granted Patent
Utility
US 6,794,059 · App. 10/258,452
Multilayer thermal barrier coatings
Inventor:
Kartik Shanker
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Oct 24, 2002
Inventor
Kartik Shanker
Assignee (at issue)
Standard Aero 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.