Granted Patent
Utility
US 6,599,087 · App. 10/056,267
Actuator shaft seal for variable nozzle turbocharger
Inventor:
Steven Don Arnold
Patented Case
View Patent ↗
Granted: Jul 29, 2003
Filed: Jan 25, 2002
Inventor
Steven Don Arnold
Assignee (at issue)
HONEYWELL INTERNATIONAL INC.
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.