Granted Patent
Utility
US 5,629,316 · App. 08/266,641
Stabilized solid pharmaceutical preparation and method of producing the same
Inventors:
Masahiko Kurihara, Shunichi Itoh, Kou Moriyama, Mitsutaka Isobe, Kenichiro Kiyoshima
Patented Case
View Patent ↗
Granted: May 13, 1997
Filed: Jun 28, 1994
Inventors
Masahiko Kurihara
Shunichi Itoh
Kou Moriyama
Mitsutaka Isobe
Kenichiro Kiyoshima
Assignee (at issue)
Takeda Chemical 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.