Granted Patent
Utility
US 6,818,005 · App. 10/055,795
Surgical, tubular-shafted instrument
Inventors:
Bernhard Kupferschmid, Pedro Morales, Dieter Weisshaupt
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: Jan 22, 2002
Inventors
Bernhard Kupferschmid
Pedro Morales
Dieter Weisshaupt
Assignee (at issue)
Aesculap AG & 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.