Granted Patent
Utility
US 4,440,138 · App. 06/349,060
Diesel engine fuel system
Inventor:
Arthur W. Smith
Patented Case
View Patent ↗
Granted: Apr 3, 1984
Filed: Feb 16, 1982
Inventor
Arthur W. Smith
Assignee (at issue)
Stanadyne LLC
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.