Granted Patent
Utility
US 4,664,913 · App. 06/632,756
Method for treating plasma for transfusion
Inventors:
C. Harold Mielke, Patrick J. Scannon, Paul R. Sohmer, John C. Klock
Patented Case
View Patent ↗
Granted: May 12, 1987
Filed: Jul 19, 1984
Inventors
C. Harold Mielke
Patrick J. Scannon
Paul R. Sohmer
John C. Klock
Assignee (at issue)
Xoma Ltd.
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.