Granted Patent
Utility
US 4,994,440 · App. 07/310,256
Method for the treatment of renal cell carcinoma
Inventor:
Patrick J. Creaven
Patented Case
View Patent ↗
Granted: Feb 19, 1991
Filed: Feb 13, 1989
Inventor
Patrick J. Creaven
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.