(19)

(11)

EP 2 521 735 A2

(12)

(88) Date of publication A3: 15.09.2011 (43) Date of publication: 14.11.2012 Bulletin 2012/46 (21) Application number: 11708575.3 (22) Date of filing: 03.01.2011

(51) International Patent Classification (IPC):  C07K 16/10(2006.01) (86) International application number: PCT/IN2011/000001 (87) International publication number: WO 2011/080765 (07.07.2011 Gazette 2011/27)

(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: 04.01.2010 IN CH00152010 (71) Applicant: Indian Immunologicals Limited Gachibowli, Hyderabad 500 032 (IN)	(72) Inventors: SRIDEVI, Venkata Nimmagadda Hyderabad 500 032 (IN) NAGARAJAN, Thirumeni Hyderabad 500 032 (IN) CHANDRAN, Dev Hyderabad 500 032 (IN) SRINIVASAN, Alwar Villuppanoor Hyderabad 500 032 (IN) (74) Representative: Kling, Simone  Lavoix Munich Bayerstrasse 85a 80335 München 80335 München (DE)