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:
Dec. 09, 1980
Filed:
Feb. 21, 1979
Dainippon Pharmaceutical Co., Ltd., Osaka, JP;
Abstract
Novel dibenz[b,f]oxepin and dibenzo[b,f]thiepin derivatives of the formula ##STR1## wherein X is an oxygen or sulfur atom, each of R.sub.1 and R.sub.2 is a hydrogen atom or a methyl group, and R.sub.3 is a hydrogen atom or a 2-(2-hydroxyethoxy)ethyl group; provided that when R.sub.1 is a hydrogen atom, the group ##STR2## is a group other than a 1-carboxyethyl group; and when X is a sulfur atom, both R.sub.1 and R.sub.2 are methyl groups; and pharmaceutically acceptable salts of said compounds in which R.sub.3 is a hydrogen atom. Compositions of said compounds, processes for the preparation of said compounds, and a method of using said compounds are also provided. These novel compounds have excellent anti-inflammatory, analgesic and antipyretic activities.