Granted Patent
Utility
US 5,585,499 · App. 08/469,891
Cyclopropylbenzindole-containing cytotoxic drugs
Inventors:
Ravi V. J. Chari, Viktor S. Goldmakher, Walter A. Blattler
Patented Case
View Patent ↗
Granted: Dec 17, 1996
Filed: Jul 6, 1995
Inventors
Ravi V. J. Chari
Viktor S. Goldmakher
Walter A. Blattler
Assignee (at issue)
IMMUNOGEN, 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.