Granted Patent
Utility
US 6,645,234 · App. 10/061,488
Cardiovascular guiding catheter with heat exchange properties and methods of use
Inventors:
Scott M. Evans, Blair D. Walker
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Feb 1, 2002
Inventors
Scott M. Evans
Blair D. Walker
Assignee (at issue)
Alsius Corporation
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.