Granted Patent
Utility
US 5,545,328 · App. 08/406,148
Purification of hemoglobin by displacement chromatography
Inventors:
Diana Pliura, Diane E. Wiffen, Salman Ashraf, Anthony A. Magnin
Patented Case
View Patent ↗
Granted: Aug 13, 1996
Filed: Mar 20, 1995
Inventors
Diana Pliura
Diane E. Wiffen
Salman Ashraf
Anthony A. Magnin
Assignee (at issue)
Hemosol, 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.