Granted Patent
Utility
US 6,019,570 · App. 09/003,196
Pressure balanced fuel pump impeller
Inventor:
Edward J. Talaski
Patented Case
View Patent ↗
Granted: Feb 1, 2000
Filed: Jan 6, 1998
Inventor
Edward J. Talaski
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.