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. 10, 1978
Filed:
Mar. 26, 1976
Applicant:
Inventors:
Kikuo Ishizumi, Ikeda, JA;
Kazuo Mori, Kobe, JA;
Michihiro Yamamoto, Nishinomiya, JA;
Masao Koshiba, Takarazuka, JA;
Shigeho Inaba, Takarazuka, JA;
Hisao Yamamoto, Nishinomiya, JA;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2602 / ; 2603 / ; 26032616 ; 548307 ; 560 21 ; 560 27 ;
Abstract
2(1H)-Quinazolinone derivatives, which are useful as anti-inflammatory agents, are prepared by heating or hydrolyzing an acylurea derivative. The acylurea derivative can be prepared by either reacting an indole derivative with an oxidizing agent or reacting an imidazolidine derivative with water, an alkanol or ammonia.