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. 15, 1983
Filed:
Dec. 17, 1981
Fujimura Yasuo, Saitama, JP;
Tanaka Sadao, Tokyo, JP;
Matsunaga Isao, Tokyo, JP;
Yasuyuki Shiraki, Tokyo, JP;
Yugo Ikeda, Sayama, JP;
Tamotsu Yamazaki, Tokorozawa, JP;
Yasuhiro Ohba, Kawasaki, JP;
Kazushige Sakai, Tokyo, JP;
Shun-ichi Hata, Yokohama, JP;
Minoru Shindo, Tokyo, JP;
Chugai Seiyaku Kabushiki Kaisha, Tokyo, JP;
Abstract
Pyrazoloindazole derivatives of the formula: ##STR1## [wherein R.sub.1 is a cyano group, carboxy group, a lower alkoxycarbonyl group or a group ##STR2## (wherein R.sub.2 and R.sub.3 are each a hydrogen atom, a lower alkyl group, a phenyl group which may have a substituent or when taken together with a nitrogen atom, form a heterocyclic ring); X.sup..crclbar. is a counter ion], a process for preparing the same and a pharamaceutical composition containing the same are disclosed. The compounds of the formula above have bronchodilating action and are useful as a medicine.