Granted Patent
Utility
US 4,908,433 · App. 07/205,451
Uses of interleukin-2
Inventors:
Roland Mertelsmann, Karl Welte, Salvatore Venuta
Patented Case
View Patent ↗
Granted: Mar 13, 1990
Filed: Jun 10, 1988
Inventors
Roland Mertelsmann
Karl Welte
Salvatore Venuta
Assignee (at issue)
Sloan-Kettering Institute 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.