Granted Patent
Utility
US 6,010,475 · App. 08/933,032
Apparatus for the treatment of blood by extracorporeal circulation and process of manufacture
Inventors:
Michel Thomas, Pierre Valette
Patented Case
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Granted: Jan 4, 2000
Filed: Sep 18, 1997
Inventors
Michel Thomas
Pierre Valette
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.