Granted Patent
Utility
US 4,614,650 · App. 06/557,148
Cytotoxic composition including at least an immunotoxine and an amine
Inventors:
Franz Jansen, Pierre Gros
Patented Case
View Patent ↗
Granted: Sep 30, 1986
Filed: Nov 9, 1983
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.