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(11)

EP 1 660 722 A1

(12)

(43) Date of publication: 31.05.2006 Bulletin 2006/22 (21) Application number: 04782676.3 (22) Date of filing: 30.08.2004

(51) International Patent Classification (IPC):  D21H 17/02(1990.01) D21H 27/30(1990.01) B32B 29/00(1968.09) (86) International application number: PCT/US2004/028242 (87) International publication number: WO 2005/026438 (24.03.2005 Gazette 2005/12)

(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: 05.09.2003 US 656416 (71) Applicant: Sonoco Development, Inc. Hartsville, South Carolina 29550 (US)

(72) Inventors: BEASLEY, Billy, Franklin, Jr. Hartsville, SC 29550 (US) CROSS, Anthony, Louis Hartsville, SC 29550 (US) SCHOCK, Robert, Michael Hartsville, SC 29550 (US) VAN DE CAMP, Johannes, W. Hartsville, SC 29550 (US) HORINE, Pam, A. Florence, SC 29501 (US) SMITH, Terri, L. Maple Valley, WA 98038 (US) (74) Representative: Fairbairn, Angus Chisholm  Marks & Clerk 90 Long Acre London WC2E 9RA London WC2E 9RA (GB)