Granted Patent
Utility
US 6,440,370 · App. 09/509,886
Repeater pipette with a hydraulic operating device
Inventors:
Roger Blum, Gerhard Hofmeier, Rudiger Huhn
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Apr 3, 2000
Inventors
Roger Blum
Gerhard Hofmeier
Rudiger Huhn
Assignee (at issue)
Eppendorf 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.