Granted Patent
Utility
US 6,204,363 · App. 07/982,255
Stem cell factor
Inventors:
Krisztina M. Zsebo, Robert A. Bosselman, Sidney V. Suggs, Francis H. Martin
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Nov 25, 1992
Inventors
Krisztina M. Zsebo
Robert A. Bosselman
Sidney V. Suggs
Francis H. Martin
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.