Granted Patent
Utility
US 5,620,447 · App. 08/534,743
Surgical instrument
Inventors:
Graham Smith, Peter M. Cessarini, Steven Woolfson
Patented Case
View Patent ↗
Granted: Apr 15, 1997
Filed: Sep 27, 1995
Inventors
Graham Smith
Peter M. Cessarini
Steven Woolfson
Assignee (at issue)
Smith & Nephew Dyonics, 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.