Granted Patent
Utility
US 6,232,093 · App. 09/462,223
Process for the production of heparin
Inventors:
Francois Egbert Abraham Van Houdenhoven, Adrianus L. M. Sanders, Petrus Johannes Josephus Van Zuthpen
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Jan 3, 2000
Inventors
Francois Egbert Abraham Van Houdenhoven
Adrianus L. M. Sanders
Petrus Johannes Josephus Van Zuthpen
Assignee (at issue)
AKZO NOBEL N.V.
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.