Granted Patent
Utility
US 4,817,873 · App. 06/928,549
Nozzles for in-cylinder fuel injection systems
Inventor:
Michael L. McKay
Patented Case
View Patent ↗
Granted: Apr 4, 1989
Filed: Nov 10, 1986
Inventor
Michael L. McKay
Assignee (at issue)
Orbital Engine Company Proprietary 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.