Granted Patent
Utility
US 6,830,439 · App. 10/324,287
Electric fuel pump with universal relief valve installed in the pump inlet
Inventor:
Bruce Stephens
Patented Case
View Patent ↗
Granted: Dec 14, 2004
Filed: Dec 19, 2002
Inventor
Bruce Stephens
Assignee (at issue)
AIRTEX PRODUCTS, LP
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.