Granted Patent
Utility
US 5,059,680 · App. 06/933,784
Method of isolating CA 125 antigen
Inventors:
Hugh M. Davis, Thomas Klug, Vincent R. Zurawski, Jr.
Patented Case
View Patent ↗
Granted: Oct 22, 1991
Filed: Nov 24, 1986
Inventors
Hugh M. Davis
Thomas Klug
Vincent R. Zurawski, Jr.
Assignee (at issue)
Centocor, 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.