Granted Patent
Utility
US 5,673,670 · App. 08/498,205
Returnless fuel delivery system
Inventors:
Alvin Powell, James Witherspoon Mitchell, Jr., Robert Eugene Wattleworth, Kyle L. Petrich, Brian Michael Blanton
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Jul 5, 1995
Inventors
Alvin Powell
James Witherspoon Mitchell, Jr.
Robert Eugene Wattleworth
Kyle L. Petrich
Brian Michael Blanton
Assignee (at issue)
Ford Motor Company
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.