Granted Patent
Utility
US 5,375,971 · App. 08/131,169
Automotive fuel pump flow channel design
Inventor:
DeQuan Yu
Patented Case
View Patent ↗
Granted: Dec 27, 1994
Filed: Oct 4, 1993
Inventor
DeQuan Yu
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.