(19)

(11)

EP 1 572 374 A1

(12)

(43) Date of publication: 14.09.2005 Bulletin 2005/37 (21) Application number: 03814637.9 (22) Date of filing: 02.12.2003

(51) International Patent Classification (IPC)7: B05B 7/24 (86) International application number: PCT/US2003/038072 (87) International publication number: WO 2004/060575 (22.07.2004 Gazette 2004/30)

(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 Designated Extension States: AL LT LV MK (30) Priority: 18.12.2002 GB 0229399 (71) Applicant: 3M Innovative Properties Company St. Paul, MN 55133-3427 (US)	(72) Inventor: JOSEPH, Stephen C., P. Woodbury, MN 55125 (US) (74) Representative: Wightman, David Alexander  Barker Brettell 138 Hagley Road Edgbaston, Birmingham B16 9PW Birmingham B16 9PW (GB)