Granted Patent
Utility
US 4,997,762 · App. 07/038,811
Tumor associated monocoloal antibodies derived from human B-cell line
Inventors:
Michael G. Hanna, Jr., Martin V. Haspel, Herbert C. Hoover, Jr.
Patented Case
View Patent ↗
Granted: Mar 5, 1991
Filed: Apr 15, 1987
Inventors
Michael G. Hanna, Jr.
Martin V. Haspel
Herbert C. Hoover, Jr.
Assignee (at issue)
Akzo N.V.
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.