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. 26, 2000
Filed:
Sep. 29, 1998
Fumio Ishii, Sendai, JP;
Haruyoshi Honda, Tomisato-machi, JP;
Fujiko Konno, Tomisato-machi, JP;
Tomomi Okada, Yachiyo, JP;
Terumitsu Kaihoh, Narita, JP;
Yoshihiro Nagao, Narita, JP;
Susumu Sato, Narita, JP;
Hideaki Matsuda, Abiko, JP;
SSP Co., Ltd., Tokyo, JP;
Abstract
Disclosed are chromene derivatives represented by the following formula: ##STR1## wherein R.sup.1 s represent alkyl, alkoxy or like groups, R.sup.2 represents a hydrogen atom or an alkyl group, R.sup.3 represents a substituted or unsubstituted phenyl, naphthyl or heterocyclic group, and m stands for an integer of from 0 to 4, and their salts; and pharmaceuticals containing them as effective ingredients. The chromene derivatives and their salts show excellent AGE formation inhibitory action and are useful as preventives and therapeutics for diabetic complications.