Granted Patent
Utility
US 5,904,683 · App. 09/113,886
Anterior cervical vertebral stabilizing device
Inventors:
Peter J. Pohndorf, Richard A. Erickson
Patented Case
View Patent ↗
Granted: May 18, 1999
Filed: Jul 10, 1998
Inventors
Peter J. Pohndorf
Richard A. Erickson
Assignee (at issue)
Sulzer Spine-Tech Inc.
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.