Granted Patent
Utility
US 6,055,449 · App. 08/935,270
Method for localization of a biopsy needle or similar surgical tool in a radiographic image
Inventor:
Nassir Navab
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: Sep 22, 1997
Inventor
Nassir Navab
Assignee (at issue)
Siemens Corporate Research, 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.