Granted Patent
Utility
US 5,499,985 · App. 08/157,480
Detachable coupling system for surgical instruments
Inventors:
Todd J. Hein, Mike K. Utley
Patented Case
View Patent ↗
Granted: Mar 19, 1996
Filed: Nov 24, 1993
Inventors
Todd J. Hein
Mike K. Utley
Assignee (at issue)
Orthopaedic Innovations, Inc.
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.