Granted Patent
Utility
US 4,863,740 · App. 07/193,423
Interleukin therapy
Inventors:
Thomas Kissel, Jurg Reinhardt, Henriette Schrank
Patented Case
View Patent ↗
Granted: Sep 5, 1989
Filed: May 12, 1988
Inventors
Thomas Kissel
Jurg Reinhardt
Henriette Schrank
Assignee (at issue)
Sandoz AG
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.