Granted Patent
Utility
US 4,616,976 · App. 06/397,412
Cooled vane or blade for a gas turbine engine
Inventors:
Barry W. Lings, John H. Nicholson
Patented Case
View Patent ↗
Granted: Oct 14, 1986
Filed: Jun 28, 1982
Inventors
Barry W. Lings
John H. Nicholson
Assignee (at issue)
ROLLS-ROYCE plc
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.