Granted Patent
Utility
US 6,328,701 · App. 09/572,418
Biopsy needle and surgical instrument
Inventor:
Richard A. Terwilliger
Patented Case
View Patent ↗
Granted: Dec 11, 2001
Filed: May 17, 2000
Inventor
Richard A. Terwilliger
Assignee (at issue)
Medical Device Technologies, 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.