Granted Patent
Utility
US 4,711,085 · App. 06/830,138
Gas turbine engine fuel systems
Inventor:
Michael R. Lyons
Patented Case
View Patent ↗
Granted: Dec 8, 1987
Filed: Feb 18, 1986
Inventor
Michael R. Lyons
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.