Granted Patent
Utility
US 5,935,977 · App. 09/068,986
Substituted vinyl pyridine derivative and drugs containing the same
Inventors:
Kazuo Yamazaki, Yoichiro Ogawa, Hidehiko Kohya, Tadashi Mikami, Noriyuki Kawamoto, Noriaki Shioiri, Hiroshi Hasegawa, Susumu Sato
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: May 26, 1998
Inventors
Kazuo Yamazaki
Yoichiro Ogawa
Hidehiko Kohya
Tadashi Mikami
Noriyuki Kawamoto
Noriaki Shioiri
Hiroshi Hasegawa
Susumu Sato
Assignee (at issue)
SS Pharmaceutical Co., 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.