The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 31, 1995
Filed:
Mar. 01, 1993
Shinya Abe, Ibaraki, JP;
Yasushi Okamoto, Ibaraki, JP;
Katsuya Tagami, Ibaraki, JP;
Shigeki Hibi, Ibaraki, JP;
Junichi Nagakawa, Ibaraki, JP;
Kazuo Hirota, Ibaraki, JP;
Ieharu Hishinuma, Ibaraki, JP;
Kaname Miyamoto, Ibaraki, JP;
Takashi Yamanaka, Ibaraki, JP;
Hiromitsu Yokohama, Ibaraki, JP;
Tsutomu Yoshimura, Ibaraki, JP;
Tohru Horie, Ibaraki, JP;
Yasunori Akita, Ibaraki, JP;
Koichi Katayama, Ibaraki, JP;
Isao Yamatsu, Ibaraki, JP;
Eisai Co., Ltd., Tokyo, JP;
Abstract
A quinone derivative useful in the treatment of hepatic diseases defined by the general formula: ##STR1## where X and Y may be the same or different from each other and are each a hydroxyl group, a group represented by the formula --(--OCH.sub.2 --).sub.n --OR.sup.6, wherein n is 0 or 1 and R.sup.6 is a lower alkyl group, or an acyl group.