Granted Patent
Utility
US 5,451,226 · App. 08/305,408
Unilateral, extensible, external tensioning device for treating bone diseases
Inventors:
Joachim Pfeil, Wolfgang Veith
Patented Case
View Patent ↗
Granted: Sep 19, 1995
Filed: Sep 13, 1994
Inventors
Joachim Pfeil
Wolfgang Veith
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.