Granted Patent
Utility
US 5,408,039 · App. 07/846,852
Process for an industrial-scale preparation of a standardized human von Willebrand factor concentrate of very high purity and suitable for therapeutic use
Inventors:
Miryana Burnouf-Radosevich, Thierry Burnouf
Patented Case
View Patent ↗
Granted: Apr 18, 1995
Filed: Mar 6, 1992
Inventors
Miryana Burnouf-Radosevich
Thierry Burnouf
Assignee (at issue)
Centre Regional de Transfusion Sanguine de Lille
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.