Granted Patent
Utility
US 4,734,362 · App. 06/911,455
Process for purifying recombinant proteins, and products thereof
Inventors:
Chung-Ho Hung, Richard Thorn, Charles H. Riggin, Dante J. Marciani
Patented Case
View Patent ↗
Granted: Mar 29, 1988
Filed: Sep 25, 1986
Inventors
Chung-Ho Hung
Richard Thorn
Charles H. Riggin
Dante J. Marciani
Assignee (at issue)
Cambridge Bioscience 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.