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:
Sep. 12, 1995
Filed:
Aug. 12, 1994
Susumu Nakagawa, Tsukuba, JP;
Shinji Kato, Tsukuba, JP;
Satoshi Murase, Tsukuba, JP;
Osamu Okamoto, Tsukuba, JP;
Ryuji Mitomo, Tsukuba, JP;
Katsumi Yamamoto, Tsukuba, JP;
Koji Yamada, Tsukuba, JP;
Hiroshi Fukatsu, Tsukuba, JP;
Banyu Pharmaceutical Co., Ltd., Tokyo, JP;
Abstract
A compound of the formula: ##STR1## wherein R.sup.1 is a hydrogen atom or a methyl group, R.sup.2 is a hydrogen atom or a negative charge, X is a group of --N(R.sup.3)R.sup.4 (wherein R.sup.3 is a lower alkyl group, and R.sup.4 is a hydrogen atom or a lower alkyl group) or a group of --N.sup.+ (R.sup.5)(R.sup.6)R.sup.7 (wherein each of R.sup.5, R.sup.6 and R.sup.7 which may be the same or different, is a lower alkyl group), and n is an integer of from 2 to 4; or a pharmaceutically acceptable salt or ester thereof.