Granted Patent
Utility
US 6,712,091 · App. 10/203,314
Control device for a hydraulic control motor
Inventor:
Jörg Linser
Patented Case
View Patent ↗
Granted: Mar 30, 2004
Filed: Aug 6, 2002
Inventor
Jörg Linser
Assignee (at issue)
ZF Lenksysteme GmbH
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.