(19)

(11)

EP 1 834 214 A2

(12)

(88) Date of publication A3: 21.09.2006 (43) Date of publication: 19.09.2007 Bulletin 2007/38 (21) Application number: 05821710.0 (22) Date of filing: 23.12.2005

(51) International Patent Classification (IPC):  G03F 7/00(2006.01) (86) International application number: PCT/IB2005/003876 (87) International publication number: WO 2006/072824 (13.07.2006 Gazette 2006/28)

(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 LV MC NL PL PT RO SE SI SK TR (30) Priority: 07.01.2005 WO PCT/IB2005/000033 (71) Applicant: Amcor Rentsch Rickenbach AG 4613 Rickenbach SO (CH)	(72) Inventor: BUCHER, Herbert CH-4668 Aarburg (CH) (74) Representative: Ducor, Philippe  B-M-G Avocats Avenue de Champel 8 C Case Postale 385 CH-1211 Genève 12 CH-1211 Genève 12 (CH)