Granted Patent
Utility
US 6,595,941 · App. 09/481,283
Methods for external treatment of blood
Inventor:
Duane D. Blatter
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Jan 11, 2000
Inventor
Duane D. Blatter
Assignee (at issue)
Integrated Vascular Interventional Technologies, L.C.
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.