Granted Patent
Utility
US 6,436,004 · App. 09/630,935
Pulley slip control for continuous variable transmissions
Inventors:
Bernd Löffler, Hans-Dieter Hengstler, Joachim Cichy
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Aug 2, 2000
Inventors
Bernd Löffler
Hans-Dieter Hengstler
Joachim Cichy
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.