Granted Patent
Utility
US 5,889,017 · App. 08/767,861
Method for treating cancer with water-insoluble S-camptothecin of the closed lactone ring form and derivatives thereof
Inventors:
Beppino C. Giovanella, Hellmuth R. Hinz, Anthony J. Kozielski
Patented Case
View Patent ↗
Granted: Mar 30, 1999
Filed: Dec 17, 1996
Inventors
Beppino C. Giovanella
Hellmuth R. Hinz
Anthony J. Kozielski
Assignee (at issue)
The Stehlin Foundation for Cancer Research
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.