Granted Patent
Utility
US 6,802,844 · App. 10/105,971
Spinal alignment apparatus and methods
Inventor:
Bret A. Ferree
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Mar 25, 2002
Inventor
Bret A. Ferree
Assignee (at issue)
NuVasive, 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.