Granted Patent
Utility
US 5,456,835 · App. 08/148,883
Device and process for removing free hemoglobin from blood
Inventors:
Franco Castino, Abdul R. M. Azad, Eric Kin-Lam Lee
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Nov 8, 1993
Inventors
Franco Castino
Abdul R. M. Azad
Eric Kin-Lam Lee
Assignee (at issue)
Hemasure, 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.