Granted Patent
Utility
US 5,186,713 · App. 07/609,301
Extracorporeal blood oxygenation system and method for providing hemoperfusion during transluminal balloon angioplasty procedures
Inventor:
Donald A. Raible
Patented Case
View Patent ↗
Granted: Feb 16, 1993
Filed: Nov 1, 1990
Inventor
Donald A. Raible
Assignee (at issue)
Baxter International 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.