Granted Patent
Utility
US 4,831,990 · App. 07/153,316
In-tank fuel reservoir with reservoir fuel level control
Inventor:
Charles H. Tuckey
Patented Case
View Patent ↗
Granted: May 23, 1989
Filed: Feb 8, 1988
Inventor
Charles H. Tuckey
Assignee (at issue)
WALBRO 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.