Granted Patent
Utility
US 6,790,211 · App. 10/082,657
Ultrasonically driven osteotome having a curved tool tip
Inventors:
Edward McPherson, Mark V. Vandewalle
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Feb 25, 2002
Inventors
Edward McPherson
Mark V. Vandewalle
Assignee (at issue)
Biomet Limited
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.