Granted Patent
Utility
US 5,409,612 · App. 08/092,705
Method and apparatus for cleaning a dialysate circuit downstream of a dialyzer
Inventors:
Jo-Ann B. Maltais, Archie T. Wood, Roy S. Howland
Patented Case
View Patent ↗
Granted: Apr 25, 1995
Filed: Jul 16, 1993
Inventors
Jo-Ann B. Maltais
Archie T. Wood
Roy S. Howland
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.