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EP 1 673 367 A1

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(43) Date of publication: 28.06.2006 Bulletin 2006/26 (21) Application number: 04769480.7 (22) Date of filing: 27.09.2004

(51) International Patent Classification (IPC):  C07D 401/06(1990.01) A61P 25/28(2000.01) A61K 31/47(1985.01) A61P 25/00(2000.01) (86) International application number: PCT/IB2004/003125 (87) International publication number: WO 2005/035523 (21.04.2005 Gazette 2005/16)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 08.10.2003 US 509670 P (71) Applicant: Pfizer, Inc. New York, NY 10017 (US)

(72) Inventors: ANDO, Kazuo, Grobal Research and Development Chita-gun, Aichi-ken 470-2393 (JP) HIROTA, Masako, Grobal Research and Development Chita-gun, Aichi-ken 470-2393 (JP) KAWAI, Makoto, Grobal Research and Development Chita-gun, Aichi-ken 470-2393 (JP) SHIMOKAWA, Hirohisa, Grobal Research & Development Chita-gun, Aichi-ken 470-2393 (JP) (74) Representative: Ruddock, Keith Stephen  Pfizer Limited European Patents Department, Ramsgate Road Sandwich, Kent CT13 9NJ Sandwich, Kent CT13 9NJ (GB)