Granted Patent
Utility
US 6,174,219 · App. 09/360,878
Method for matching the spool valve lands in a fuel injector
Inventor:
Will W. Mathews
Patented Case
View Patent ↗
Granted: Jan 16, 2001
Filed: Jul 23, 1999
Inventor
Will W. Mathews
Assignee (at issue)
Navistar International Transportation
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.