Granted Patent
Utility
US 4,569,790 · App. 06/594,223
Process for recovering microbially produced interleukin-2 and purified recombinant interleukin-2 compositions
Inventors:
Kirston E. Koths, James W. Thomson, Michael Kunitani, Kenneth Wilson, Wolf Hanisch
Patented Case
View Patent ↗
Granted: Feb 11, 1986
Filed: Mar 28, 1984
Inventors
Kirston E. Koths
James W. Thomson
Michael Kunitani
Kenneth Wilson
Wolf Hanisch
Assignee (at issue)
Cetus Corporation
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.