Granted Patent
Utility
US 5,797,917 · App. 08/799,792
Anterior spinal instrumentation and method for implantation and revision
Inventors:
Lawrence M. Boyd, Thomas V. McGahan
Patented Case
View Patent ↗
Granted: Aug 25, 1998
Filed: Feb 12, 1997
Inventors
Lawrence M. Boyd
Thomas V. McGahan
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.