Granted Patent
Utility
US 4,504,586 · App. 06/463,516
Hybridoma tumor cell lines and their monoclonal antibodies to human colony stimulating factor subclass number 1
Inventor:
Margery A. Nicolson
Patented Case
View Patent ↗
Granted: Mar 12, 1985
Filed: Feb 3, 1983
Inventor
Margery A. Nicolson
Assignee (at issue)
Amgen 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.