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EP 1 732 518 A1

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(43) Date of publication: 20.12.2006 Bulletin 2006/51 (21) Application number: 05764065.8 (22) Date of filing: 17.03.2005

(51) International Patent Classification (IPC):  A61K 9/20(2006.01) A61K 31/7048(2006.01) A61K 9/36(2006.01) (86) International application number: PCT/IN2005/000085 (87) International publication number: WO 2005/102289 (03.11.2005 Gazette 2005/44)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR Designated Extension States: HR MK (30) Priority: 24.03.2004 IN MU03562004 (71) Applicant: Lupin Ltd. Mumbai, Maharashtra 400 098 (IN)

(72) Inventors: JAYANTHI, Suryakumar, Lupin Limited -Research Park Maharashtra, Pune 411 042 (IN) RAGHAVAN, Vineeth, Lupin Limited -Research Park Maharashtra, Pune 411 042 (IN) BHANDARI, Nilesh, Lupin Limited -Research Park Maharashtra, Pune 411 042 (IN) SEN, Himadri, Lupin Limited -Research Park Maharashtra, Pune 411 042 (IN) (74) Representative: Harrison Goddard Foote  Belgrave Hall, Belgrave Street Leeds, LS2 8DD Leeds, LS2 8DD (GB)