Granted Patent
Utility
US 6,540,749 · App. 10/066,572
Bone screw
Inventors:
Bernd Schafer, Henry Halm
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Feb 6, 2002
Inventors
Bernd Schafer
Henry Halm
Assignee (at issue)
Bernd Schäfer
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.