Granted Patent
Utility
US 4,906,469 · App. 07/144,126
Appropriate cytotoxic pharmaceutical combination especially for the treatment of cancers
Inventors:
Franz Jansen, Pierre Gros
Patented Case
View Patent ↗
Granted: Mar 6, 1990
Filed: Jan 15, 1988
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.