Granted Patent
Utility
US 5,602,449 · App. 08/420,243
Motor controlled surgical system and method having positional control
Inventors:
Kenneth W. Krause, Douglas D. Sjostrom
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Apr 11, 1995
Inventors
Kenneth W. Krause
Douglas D. Sjostrom
Assignee (at issue)
Smith & Nephew Endoscopy 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.