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. 07, 2014
Filed:
Aug. 18, 2006
Applicants:
Bobba Venkata Siva Kumar, Navi Mumbai, IN;
Kosampally Srinivas, Navi Mumbai, IN;
Sanjay Anantha Kale, Navi Mumbai, IN;
Nitin Sharad Chandra Pradhan, Thane, IN;
Inventors:
Bobba Venkata Siva Kumar, Navi Mumbai, IN;
Kosampally Srinivas, Navi Mumbai, IN;
Sanjay Anantha Kale, Navi Mumbai, IN;
Nitin Sharad Chandra Pradhan, Thane, IN;
Assignee:
Glenmark Generics Ltd., Mumbai, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 333/38 (2006.01); A61K 31/381 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the preparation of strontium ranelate or a hydrate thereof is provided comprising (a) reacting a tetraester compound of Formula II: wherein R, R, R, and Rare independently a linear or branched C-Calkyl group or a substituted or unsubstituted C-Ccyclic group, in the presence of a lithium base and in a solvent with an inorganic acid salt of strontium.