(19)

(11)

EP 2 779 999 A2

(12)

(88) Date of publication A3: 24.10.2013 (43) Date of publication: 24.09.2014 Bulletin 2014/39 (21) Application number: 12826534.5 (22) Date of filing: 14.11.2012

(51) International Patent Classification (IPC):  A61K 9/14(2006.01) A61K 9/24(2006.01) A61K 31/64(2006.01) A61K 9/20(2006.01) A61K 31/40(2006.01) (86) International application number: PCT/IB2012/002860 (87) International publication number: WO 2013/072770 (23.05.2013 Gazette 2013/21)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 15.11.2011 IN CH39202011 03.01.2012 US 201261582566 P (71) Applicant: Dr. Reddy's Laboratories Ltd. 500 034 Andhra Pradesh (IN)	(72) Inventors: KOLLURI, Maheshwar Andhra Pradesh 506001 (IN) DUBEY, Rajesh Andhra Pradesh 500009 (IN) RAGHUVANSHI, Rajeev, Singh South City 1 Gurgaon Haryana 122001 (IN) (74) Representative: Bates, Philip Ian  Reddie & Grose LLP 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)