Granted Patent
Utility
US 6,668,978 · App. 09/938,180
Oil supplying system for an automatic transmission with a hydrodynamic starting device
Inventors:
Bernd Fessler, Friedrich Reiter
Patented Case
View Patent ↗
Granted: Dec 30, 2003
Filed: Aug 23, 2001
Inventors
Bernd Fessler
Friedrich Reiter
Assignee (at issue)
ZF Batavia L.L.C.
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.