(19)

(11)

EP 1 091 702 A1

(12)

(43) Date of publication: 18.04.2001 Bulletin 2001/16 (21) Application number: 99933386.7 (22) Date of filing: 24.06.1999

(51) International Patent Classification (IPC)7: A61C 8/00 (86) International application number: PCT/SE9901/146 (87) International publication number: WO 0000/103 (06.01.2000 Gazette 2000/01)

(84) Designated Contracting States: CH DE ES FR GB IT LI SE (30) Priority: 30.06.1998 SE 9802337 (71) Applicant: Astrazeneca AB 151 85 Södertälje (SE)	(72) Inventors: Bergström, Nils Gustaf 431 21 Mölndal (SE) Broberg, Leif 431 21 Mölndal (SE) Carisch, Hansruedi 2306 la Chaux-de-Fonds (CH) Holmén, Anders 431 21 Mölndal (SE) (74) Representative: Lindberg, Klas Valter Bo  AWAPATENT AB,Södra Hamngatan 37-41,P.O. Box 11394 404 28 Göteborg 404 28 Göteborg (SE)