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:
Sep. 18, 2012
Filed:
Mar. 05, 2008
Applicants:
Rajinder Singh Siyan, Pune, IN;
Sunil Kumar Vinubhai Gohel, Pune, IN;
Girij Pal Singh, Pune, IN;
Inventors:
Assignee:
Lupin Ltd., Mumbai, IN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 333/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
An improved process for synthesis of duloxetine hydrochloride (1) having chiral purity greater than 99.9% that is characterized by the following: