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:
Apr. 03, 2018
Filed:
Mar. 30, 2015
Applicant:
Lupin Limited, Mumbai, IN;
Inventors:
Swapnil Sudhakar Deshmukh, Maharashtra, IN;
Adinath Murlidhar Jain, Maharashtra, IN;
Himanshu Madhav Godbole, Maharashtra, IN;
Girij Pal Singh, Maharashtra, IN;
Dinesh Dnyaneshwar Dixit, Maharashtra, IN;
Assignee:
LUPIN LIMITED, Mumbai, IN;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 227/00 (2006.01); C07C 227/16 (2006.01);
U.S. Cl.
CPC ...
C07C 227/16 (2013.01);
Abstract
The present invention relates to a process for the preparation of Levothyroxine and salts thereof. The process described in the present invention provides increase in the yields and purity comprising the use of sodium iodide and sodium hypochlorite as iodinating agent.