Granted Patent
Utility
US 5,647,984 · App. 08/477,491
Extracorporeal fluid treatment systems selectively operable in a treatment mode or a disinfecting mode
Inventors:
Roy Sven Hovland, Byron William Larson, Jo-Ann B. Maltais
Patented Case
View Patent ↗
Granted: Jul 15, 1997
Filed: Jun 7, 1995
Inventors
Roy Sven Hovland
Byron William Larson
Jo-Ann B. Maltais
Assignee (at issue)
Cobe Laboratories, 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.