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:
Oct. 06, 2009
Filed:
Jun. 13, 2005
Shinichi Yoshida, Chiba, JP;
Kunio Kobayashi, Saitama, JP;
Nobutaka Mochiduki, Chiba, JP;
Tomio Yamakawa, Chiba, JP;
Tadashi Kobayashi, Tokyo, JP;
Yoriko Shinohara, Chiba, JP;
Shinichi Yoshida, Chiba, JP;
Kunio Kobayashi, Saitama, JP;
Nobutaka Mochiduki, Chiba, JP;
Tomio Yamakawa, Chiba, JP;
Tadashi Kobayashi, Tokyo, JP;
Yoriko Shinohara, Chiba, JP;
Nippon Chemiphar Co., Ltd., Chiyoda-ku, Tokyo, JP;
Abstract
The invention relates to compounds of the following formula (I) or their salts: in which Ris a group of phenyl, naphthyl, pyridyl or the like which may have a substituent such as an alkyl group having 1-8 carbon atoms, an alkoxy group having 1-8 carbon atoms, an alkoxycarbonyl group having 2-8 carbon atoms, carboxyl, halogen, hydroxyl, nitro, or cyano; Ris cyano, nitro, or the like; Ris hydroxyl or the like; X is oxygen, sulfur, or the like; and Y is oxygen or sulfur, and a xanthine oxidase inhibitor containing the compound.