Granted Patent
Utility
US 5,551,638 · App. 08/256,356
Valve member for fuel injection nozzles
Inventor:
David James Caley
Patented Case
View Patent ↗
Granted: Sep 3, 1996
Filed: Jul 19, 1994
Inventor
David James Caley
Assignee (at issue)
Orbital Engine Company (Australia) Pty 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.