Granted Patent
Utility
US 5,656,266 · App. 08/468,734
Method of using interleukin-4
Inventors:
Frank Lee, Takashi Yokota, Ken-ichi Arai, Timothy Mosmann, Donna Rennick
Patented Case
View Patent ↗
Granted: Aug 12, 1997
Filed: Jun 6, 1995
Inventors
Frank Lee
Takashi Yokota
Ken-ichi Arai
Timothy Mosmann
Donna Rennick
Assignee (at issue)
SCHERING CORPORATION
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.