Granted Patent
Utility
US 5,658,294 · App. 08/595,422
Instrument for holding an acetabular cup
Inventor:
Gary W. Sederholm
Patented Case
View Patent ↗
Granted: Aug 19, 1997
Filed: Feb 5, 1996
Inventor
Gary W. Sederholm
Assignee (at issue)
Sulzer Orthopedics Ltd.
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.