Granted Patent
Utility
US 6,583,138 · App. 09/622,458
Heterocyclic-ring condensed benzothiazine compound
Inventors:
Mitsuaki Miyamoto, Tatsuya Yoshiuchi, Keizo Sato, Motohiro Soejima, Takashi Sato, Koichi Kikuchi, Hiroyuki Yoshimura, Katsuhiro Moriya, Yoshinori Sakuma, Shigeru Akasofu, Koji Yamada
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Jan 4, 2001
Inventors
Mitsuaki Miyamoto
Tatsuya Yoshiuchi
Keizo Sato
Motohiro Soejima
Takashi Sato
Koichi Kikuchi
Hiroyuki Yoshimura
Katsuhiro Moriya
Yoshinori Sakuma
Shigeru Akasofu
Koji Yamada
Assignee (at issue)
Eisai Inc.
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.