Granted Patent
Utility
US 6,718,841 · App. 10/130,460
Gearbox
Inventor:
Bernd Schepperle
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: May 16, 2002
Inventor
Bernd Schepperle
Assignee (at issue)
ZF Friedrichshafen AG
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.