Granted Patent
Utility
US 6,652,521 · App. 09/768,907
Surgical instrument with a bi-directional cutting element
Inventor:
Dale R. Schulze
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Jan 24, 2001
Inventor
Dale R. Schulze
Assignee (at issue)
Ethicon, 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.