Granted Patent
Utility
US 6,333,322 · App. 09/125,451
Nitrogen-containing tricyclic compounds and drugs containing the same
Inventors:
Mitsuaki Miyamoto, Tatsuya Yoshiuchi, Keizo Sato, Makoto Kaino, Masayuki Tanaka, Motohiro Soejima, Katsuhiro Moriya, Yoshinori Sakuma, Koji Yamada, Kokichi Harada, Yukio Nishizawa, Seiichi Kobayashi, Makoto Okita, Koichi Katayama
Patented Case
View Patent ↗
Granted: Dec 25, 2001
Filed: Sep 21, 1998
Inventors
Mitsuaki Miyamoto
Tatsuya Yoshiuchi
Keizo Sato
Makoto Kaino
Masayuki Tanaka
Motohiro Soejima
Katsuhiro Moriya
Yoshinori Sakuma
Koji Yamada
Kokichi Harada
Yukio Nishizawa
Seiichi Kobayashi
Makoto Okita
Koichi Katayama
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.