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:
Jul. 29, 1986
Filed:
Dec. 05, 1984
Yoshiyasu Furukawa, Takarazuka, JP;
Yoshitaka Maki, Kyoto, JP;
Takeda Chemical Industries, Ltd., Osaka, JP;
Abstract
Novel 3-aminopyrazolo[3,4-d]pyrimidine derivatives represented by the general formula (I) ##STR1## wherein R.sub.1 and R.sub.2 each represents an aliphatic hydrocarbon group; R.sub.3 and R.sub.4 each represents hydrogen, alkyl or acyl; R.sub.5 is alkyl, alkoxycarbonyl or formyl; and the dotted line designates the presence of two double bonds on the pyrazole ring, to which R.sub.5 is linked at either the 1- or 2-position and their salts, are useful for antiinflammatory, analgesic and antipyretic agents.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile