Granted Patent
Utility
US 5,873,885 · App. 08/920,307
Surgical handpiece
Inventor:
John J. Weidenbenner
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: Aug 28, 1997
Inventor
John J. Weidenbenner
Assignee (at issue)
Storz Instrument Co.
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.