Granted Patent
Utility
US 5,439,905 · App. 08/066,130
Thienodiazepine compounds and their use
Inventors:
Yoichi Naka, Keiichiro Haga, Masahiro Hosoya
Patented Case
View Patent ↗
Granted: Aug 8, 1995
Filed: May 27, 1993
Inventors
Yoichi Naka
Keiichiro Haga
Masahiro Hosoya
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.