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:
Jan. 21, 1992
Filed:
Oct. 12, 1990
Applicant:
Inventors:
Joseph M Muchowski, Sunnyvale, CA (US);
In-Seop Cho, Mountain View, CA (US);
Assignee:
Syntex (U.S.A.) Inc., Palo Alto, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
548453 ; 548539 ;
Abstract
5-Aroyl-2,3-dihydro-1H-pyrrolizine-1,1-dicarboxylates of the formula ##STR1## are prepared from 2-aroylpyrroles. Hydrolysis and mono-decarboxylation of these compounds affords ketorolac and related compounds.
Muchowski, Joseph. (1992). Process for preparing (U.S. Patent No. 5082950). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5082950
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile