Granted Patent
Utility
US 6,427,722 · App. 09/863,643
Rotary slide set for a hydraulic steering arrangement
Inventors:
Claus Johansen, Tage Christiansen
Patented Case
View Patent ↗
Granted: Aug 6, 2002
Filed: May 23, 2001
Inventors
Claus Johansen
Tage Christiansen
Assignee (at issue)
Danfoss Fluid Power A/S
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.