(19)

(11)

EP 2 521 540 A2

(12)

(88) Date of publication A3: 29.12.2011 (43) Date of publication: 14.11.2012 Bulletin 2012/46 (21) Application number: 11701630.3 (22) Date of filing: 04.01.2011

(51) International Patent Classification (IPC):  A61K 9/20(2006.01) A61K 31/4178(2006.01) A61K 47/10(2006.01) (86) International application number: PCT/EP2011/050061 (87) International publication number: WO 2011/083112 (14.07.2011 Gazette 2011/28)

(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: 05.01.2010 IN DE00262010 (71) Applicant: Ratiopharm GmbH 89070 Ulm (DE)	(72) Inventors: GAT, Ganesh, V. Pune 411052 Maharashtra (IN) HUSSAIN, Jawed Aurangabad 431003 Maharashtra (IN) KALYANKAR, Parshwakumar, V. Aurangabad 431003 Maharashtra (IN) (74) Representative: Kalhammer, Georg  Lederer & Keller Patentanwälte Unsöldstrasse 2 80538 München 80538 München (DE)