Granted Patent
Utility
US 6,589,247 · App. 09/918,336
Distraction instrument with fins for maintaining insertion location
Inventors:
Thomas V. McGahan, Steven D. DeRidder
Patented Case
View Patent ↗
Granted: Jul 8, 2003
Filed: Jul 30, 2001
Inventors
Thomas V. McGahan
Steven D. DeRidder
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.