Granted Patent
Utility
US 6,217,552 · App. 09/287,969
Medical device for selective intrathecal spinal cooling in aortic surgery and spinal trauma
Inventors:
Denise Barbut, Mark-Hein Heinemann, Russel Patterson
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: Apr 7, 1999
Inventors
Denise Barbut
Mark-Hein Heinemann
Russel Patterson
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.