Granted Patent
Utility
US 5,478,839 · App. 08/300,201
Cyclohexane derivatives
Inventors:
Yasuhiro Kabasawa, Fumihiro Ozaki, Keiji Ishibashi, Takashi Hasegawa, Hitoshi Oinuma, Manabu Shirato, Katsuhiro Moriya, Toshiaki Ogawa, Satoshi Katayama, Shigeru Souda
Patented Case
View Patent ↗
Granted: Dec 26, 1995
Filed: Sep 2, 1994
Inventors
Yasuhiro Kabasawa
Fumihiro Ozaki
Keiji Ishibashi
Takashi Hasegawa
Hitoshi Oinuma
Manabu Shirato
Katsuhiro Moriya
Toshiaki Ogawa
Satoshi Katayama
Shigeru Souda
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.