Granted Patent
Utility
US 4,870,008 · App. 07/081,302
Secretory expression in eukaryotes
Inventor:
Anthony J. Brake
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: Aug 3, 1987
Inventor
Anthony J. Brake
Assignee (at issue)
Chiron 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.