Granted Patent
Utility
US 6,206,832 · App. 09/308,384
Apparatus for guiding medical instruments during ultrasonographic imaging
Inventors:
Donal Downey, Aaron Fenster
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Aug 20, 1999
Inventors
Donal Downey
Aaron Fenster
Assignee (at issue)
Life Imaging Systems, 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.