Granted Patent
Utility
US 6,004,322 · App. 08/707,025
Modular pedicle screw system
Inventor:
Avi Bernstein
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Sep 10, 1996
Inventor
Avi Bernstein
Assignee (at issue)
SDGI, LLC
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.