Granted Patent
Utility
US 4,831,120 · App. 06/752,441
Method for recovering a purified animal growth hormone or polypeptide analog thereof from a bacterial cell
Inventors:
Haim Aviv, Marian Gorecki, Avigdor Levanon, Amos B. Oppenheim, Tikva Vogel, Elisha P. Zeelon, Menachem Zeevi
Patented Case
View Patent ↗
Granted: May 16, 1989
Filed: Jul 3, 1985
Inventors
Haim Aviv
Marian Gorecki
Avigdor Levanon
Amos B. Oppenheim
Tikva Vogel
Elisha P. Zeelon
Menachem Zeevi
Assignee (at issue)
Bio-Technology General 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.