Granted Patent
Utility
US 5,406,856 · App. 08/218,044
Pipetting apparatus
Inventor:
Gunther Kuhn
Patented Case
View Patent ↗
Granted: Apr 18, 1995
Filed: Mar 25, 1994
Inventor
Gunther Kuhn
Assignee (at issue)
Eppendorf-Netheler-Hinz 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.