(19)

(11)

EP 1 567 002 A1

(12)

(43) Date of publication: 31.08.2005 Bulletin 2005/35 (21) Application number: 03775629.3 (22) Date of filing: 28.11.2003

(51) International Patent Classification (IPC)7: A01K 7/06 (86) International application number: PCT/IB2003/005522 (87) International publication number: WO 2004/049791 (17.06.2004 Gazette 2004/25)

(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 PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 05.12.2002 IT MI20022579 (71) Applicant: Corti Zootecnici S.R.L. 21020 Monvalle (IT)	(72) Inventor: CORTI, Esterino I-21036 Gemonio (IT) (74) Representative: Valentini, Giuliano  Marietti Gislon e Trupiano S.r.l. Via Larga 16 20122 Milano 20122 Milano (IT)