(19)

(11)

EP 2 396 261 A2

(12)

(88) Date of publication A3: 28.10.2010 (43) Date of publication: 21.12.2011 Bulletin 2011/51 (21) Application number: 10741644.8 (22) Date of filing: 10.02.2010

(51) International Patent Classification (IPC):  B65H 35/07(2006.01) B65H 35/00(2006.01) B65H 35/04(2006.01) (86) International application number: PCT/US2010/023700 (87) International publication number: WO 2010/093656 (19.08.2010 Gazette 2010/33)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 12.02.2009 US 370440 (71) Applicant: 3M Innovative Properties Company Saint Paul, MN 55133-3427 (US)	(72) Inventors: HSU, Pei Chen Tainan City 700 (TW) PEARSON, Scott D. Saint Paul, Minnesota 55133-3427 (US) (74) Representative: Vossius & Partner  Siebertstrasse 4 81675 München 81675 München (DE)