Granted Patent
Utility
US 4,630,748 · App. 06/763,475
Anti-siphon fuel filler assembly
Inventor:
Russell D. Keller
Patented Case
View Patent ↗
Granted: Dec 23, 1986
Filed: Aug 7, 1985
Inventor
Russell D. Keller
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.