Granted Patent
Utility
US 6,551,253 · App. 09/776,444
Incisional breast biopsy device
Inventors:
Dustin L. Worm, Martin L. Flatland, Mark G. Tomandl, Mark A. Penrod, Warren D. Lun
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Feb 2, 2001
Inventors
Dustin L. Worm
Martin L. Flatland
Mark G. Tomandl
Mark A. Penrod
Warren D. Lun
Assignee (at issue)
Imagyn Medical 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.