Granted Patent
Utility
US 6,213,939 · App. 09/210,221
Hazard monitor for surgical tourniquet systems
Inventor:
James A. McEwen
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Dec 10, 1998
Inventor
James A. McEwen
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.