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:
Mar. 24, 1987
Filed:
Oct. 16, 1984
Applicant:
Inventors:
Rene Gnehm, Kungoldingen, CH;
Rolf Weber, Zofingen, CH;
Assignee:
Siegfried Aktiengesellschaft, Zofingen, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548501 ; 548500 ;
Abstract
1-(4-Chlorobenzoyl)-5-methoxy-2-methyl-1H-indole-3-acetic acid carboxymethyl ester as known per se is obtainable by a novel and more simple method comprising mild acid hydrolysis of 1-(4-chlorobenzoyl)-5-methoxy-2-methyl-1H-indole-3-acetoxyacetic tetrahydropyran-2-yl ester. The final product is a valuable drug having antiinflammatory activity.
Gnehm, Rene. (1987). Method for the production of acemetacin (U.S. Patent No. 4652659). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4652659
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile