Granted Patent
Utility
US 5,618,693 · App. 08/393,333
Interleukin-2 signal transducers and binding assays
Inventors:
Steven L. McKnight, Jinzhao Hou, Ulrike Schindler
Patented Case
View Patent ↗
Granted: Apr 8, 1997
Filed: Feb 23, 1995
Inventors
Steven L. McKnight
Jinzhao Hou
Ulrike Schindler
Assignee (at issue)
Tularik Limited
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.