Granted Patent
Utility
US 5,979,409 · App. 09/158,636
Integral returnless pressure regulator for a fuel injection system
Inventor:
Barry S. Robinson
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Sep 22, 1998
Inventor
Barry S. Robinson
Assignee (at issue)
Siemens Automotive Corporation
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.