(19)

(11)

EP 1 638 909 A2

(12)

(88) Date of publication A3: 09.12.2004 (43) Date of publication: 29.03.2006 Bulletin 2006/13 (21) Application number: 04726167.2 (22) Date of filing: 07.04.2004

(51) International Patent Classification (IPC):  C07C 41/26(1980.01) C07D 317/64(1985.01) C07C 43/23(1980.01) C07C 69/017(1980.01) C07C 67/42(1974.07) C07D 319/18(1985.01) C07C 43/295(1980.01) (86) International application number: PCT/EP2004/050470 (87) International publication number: WO 2004/092106 (28.10.2004 Gazette 2004/44)

(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: 18.04.2003 IT MI20030823 (71) Applicant: ENDURA S.p.A. 40125 Bologna (IT)	(72) Inventors: BORZATTA, Valerio I-40127 Bologna (IT) PICCOLO, Oreste I-23896 Sirtori (IT) CAPPARELLA, Elisa I-48100 Ravenna (IT) POLUZZI, Elisa I-40129 Bologna (IT) (74) Representative: Gervasi, Gemma et al Notarbartolo & Gervasi S.p.A., Corso di Porta Vittoria, 9 20122 Milano 20122 Milano (IT)