Granted Patent
Utility
US 6,129,392 · App. 08/945,006
Coupler for tubular-shaft instruments
Inventors:
Horst Dittrich, Uwe Bacher, Michael Sauer
Patented Case
View Patent ↗
Granted: Oct 10, 2000
Filed: Dec 26, 1997
Inventors
Horst Dittrich
Uwe Bacher
Michael Sauer
Assignee (at issue)
Karl Storz GmbH & Co. KG
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.