Granted Patent
Utility
US 6,123,847 · App. 09/137,120
Device and process for regulating the sodium concentration in a dialysis liquid with a view to a prescription
Inventor:
Bernard Bene
Patented Case
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Granted: Sep 26, 2000
Filed: Aug 20, 1998
Inventor
Bernard Bene
Assignee (at issue)
Hospal Industrie
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.