Granted Patent
Utility
US 6,641,613 · App. 10/060,740
Double dowel spinal fusion implant
Inventor:
Andrew R. Sennett
Patented Case
View Patent ↗
Granted: Nov 4, 2003
Filed: Jan 30, 2002
Inventor
Andrew R. Sennett
Assignee (at issue)
CorTek, 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.