Granted Patent
Utility
US 4,913,354 · App. 06/754,902
Jet pipe for jet propulsion in aircraft
Inventor:
Clifford S. Woodward
Patented Case
View Patent ↗
Granted: Apr 3, 1990
Filed: Apr 15, 1985
Inventor
Clifford S. Woodward
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.