Granted Patent
Utility
US 4,895,716 · App. 07/059,723
Stabilized formulations of gamma interferons
Inventors:
Joel Goldstein, David R. Thatcher
Patented Case
View Patent ↗
Granted: Jan 23, 1990
Filed: Jun 9, 1987
Inventors
Joel Goldstein
David R. Thatcher
Assignee (at issue)
Biogen 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.