Granted Patent
Utility
US 4,767,621 · App. 06/650,570
Drugs comprising in association at least one immunotoxin and at least one monovalent carboxylic ionophore
Inventors:
Franz Jansen, Pierre Gros
Patented Case
View Patent ↗
Granted: Aug 30, 1988
Filed: Sep 14, 1984
Inventors
Franz Jansen
Pierre Gros
Assignee (at issue)
Sanofi
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.