Granted Patent
Utility
US 5,541,293 · App. 07/472,328
Consensus human leukocyte interferon
Inventor:
Yitzhak Stabinsky
Patented Case
View Patent ↗
Granted: Jul 30, 1996
Filed: Jan 30, 1990
Inventor
Yitzhak Stabinsky
Assignee (at issue)
Amgen Inc.
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.