Granted Patent
Utility
US 5,989,593 · App. 08/974,191
Method for producing antithrombin-III, method for purifying it, and preparation containing it
Inventors:
Shouji Ideno, Katsuhiro Uriyu, Yahiro Uemura
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Nov 19, 1997
Inventors
Shouji Ideno
Katsuhiro Uriyu
Yahiro Uemura
Assignee (at issue)
Yoshitomi Pharmaceutical Industries, Ltd.
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.