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:
Jun. 25, 1991
Filed:
May. 23, 1989
Takashi Yatsunami, Hiroshima, JP;
Akira Yazaki, Hiroshima, JP;
Satoshi Inoue, Hiroshima, JP;
Hitoshi Yamamoto, Hiroshima, JP;
Masaharu Yokomoto, Hiroshima, JP;
Jun Nomiyama, Hiroshima, JP;
Shuichiro Noda, Hiroshima, JP;
Wakunaga Seiyaku Kabushiki Kaisha, Osaka, JP;
Abstract
Isoindoline derivatives represented by the formula (I) and their salts are disclosed. ##STR1## There are many varieties for the compound depending on the types of residues R.sup.1 -R.sup.9 and X. The compounds can be prepared from quinoline derivatives of the formula (II) and an isoindoline derivatives of the formula (III). The compounds of formula (I) and their salts have excellent antibacterial activities against both gram positive and gram negative microorganisms. They can be used as a medicine, an agrichemical, and a food preservative.