Granted Patent
Utility
US 6,554,797 · App. 09/815,612
Method and system for patient temperature management and central venous access
Inventor:
William J. Worthen
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Mar 23, 2001
Inventor
William J. Worthen
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.