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:
Nov. 06, 1990
Filed:
Oct. 28, 1988
Ei Mochida, Tokyo, JP;
Akio Uemura, Mishima, JP;
Kazuo Kato, Mishima, JP;
Hiroki Tokunaga, Kita, JP;
Akinori Haga, Kawasaki, JP;
Mochida Pharmaceutical Co., Ltd., Tokyo, JP;
Hodogaya Chemical Co., Ltd., Tokyo, JP;
Abstract
The present invention relates to novel 1-acyl-2,3-dihydro-4(1H)-quinolinone-4-oxime-O-sulfonic acid compound, processes for producing said compounds, intermediate compounds to produce said compounds and compositions containing said compounds with potent diuretic activity that can be used for treating and/or preventing hypertension, oedema and/or for removing ascites. The present invention is based on the selection of 1-acyl-7-halo-2,3-dihydro-4(1H)-quinolinone-4-oxime-O-sulfonic acid compounds, namely heterocyclic-or fused heterocyclic- carbonyl derivatives at 1 position. The compounds of the present invention containing these substituents have potent hypotensive, antioedematous and diuretic effect as well as an activity to remove ascites and are extremely useful for the treatment of diseases and disorders mentioned above.