(19)

(11)

EP 1 638 438 A1

(12)

(43) Date of publication: 29.03.2006 Bulletin 2006/13 (21) Application number: 04776273.7 (22) Date of filing: 04.06.2004

(51) International Patent Classification (IPC):  A47K 10/42(1968.09) B42D 5/00(1968.09) B65D 83/08(1968.09) (86) International application number: PCT/US2004/017653 (87) International publication number: WO 2005/000081 (06.01.2005 Gazette 2005/01)

(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: 23.06.2003 US 480637 P (71) Applicant: 3M Innovative Properties Company St. Paul, MN 55133-3427 (US)	(72) Inventors: THOMPSON, Craig D. Saint Paul, MN 55133-3427 (US) O'LEARY, Timothy J. Saint Paul, MN 55133-3427 (US) (74) Representative: Vossius & Partner  Siebertstrasse 4 81675 München 81675 München (DE)