Granted Patent
Utility
US 6,533,791 · App. 09/554,039
Instrument system for the operative correction of vertebral displacements
Inventors:
Augustin Betz, Jurgen Klein, Helmut Oexle, Lutz Todt
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: May 8, 2000
Inventors
Augustin Betz
Jurgen Klein
Helmut Oexle
Lutz Todt
Assignee (at issue)
Sulzer Orthopedics Ltd.
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.