(19)

(11)

EP 2 240 158 A2

(12)

(88) Date of publication A3: 11.09.2009 (43) Date of publication: 20.10.2010 Bulletin 2010/42 (21) Application number: 08869815.4 (22) Date of filing: 26.12.2008

(51) International Patent Classification (IPC):  A61K 9/08(2006.01) A61K 31/325(2006.01) A61K 9/00(2006.01) A61K 31/195(2006.01) C07C 271/22(2006.01) (86) International application number: PCT/IN2008/000869 (87) International publication number: WO 2009/087682 (16.07.2009 Gazette 2009/29)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 28.12.2007 IN MU25962007 (71) Applicant: Intas Pharmaceuticals Limited Ahmedabad-380009, Gujrat (IN)	(72) Inventors: ASHISH, Sehgal Ahmedabad 380 054 (IN) BHAVESH, Vallabhabhai, Patel Ahmedabad 380 054 (IN) ADITYA, Patel Ahmedabad 380 054 (IN) JAYANTA, Kumar, Mandal Ahmedabad 380 054 (IN) (74) Representative: Harrison, Susan Joan et al Mewburn Ellis LLP 33 Gutter Lane London EC2V 8AS London EC2V 8AS (GB)