Granted Patent
Utility
US 6,490,963 · App. 09/833,951
Hydraulic line coupling arrangement
Inventors:
Poul Ennemark, Siegfried Zenker
Patented Case
View Patent ↗
Granted: Dec 10, 2002
Filed: Apr 12, 2001
Inventors
Poul Ennemark
Siegfried Zenker
Assignee (at issue)
Sauer-Danfoss (Nordborg) 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.