Granted Patent
Utility
US 6,817,985 · App. 10/045,421
Intravascular spinal perfusion and cooling for use during aortic surgery
Inventor:
Denise Barbut
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: Jan 11, 2002
Inventor
Denise Barbut
Assignee (at issue)
CoAxia, 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.