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EP 1 709 647 A1

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(43) Date of publication: 11.10.2006 Bulletin 2006/41 (21) Application number: 05704939.7 (22) Date of filing: 04.01.2005

(51) International Patent Classification (IPC):  H01B 3/00(2006.01) H01B 7/285(2006.01) H01B 7/282(2006.01) (86) International application number: PCT/US2005/000105 (87) International publication number: WO 2005/073983 (11.08.2005 Gazette 2005/32)

(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 MC NL PL PT RO SE SI SK TR (30) Priority: 27.01.2004 US 539521 P (71) Applicant: 3M Innovative Properties Company St. Paul, MN 55133-3427 (US)

(72) Inventors: HAGEN, Nathan, K. Saint Paul, MN 55133-3427 (US) HAGUE, David, R. Austin, TX 78739-1412 (US) MISTELE, Chad, D. Saint Paul, MN 55133-3427 (US) NAPIERALA, Mark, E. Saint Paul, MN 55133-3427 (US) PEREZ, Mario, A. Saint Paul, MN 55133-3427 (US) VELAMAKANNI, Bhaskar, V. Saint Paul, MN 55133-3427 (US) YOUNG, James, K. Saint Paul, MN 55133-3427 (US) (74) Representative: von Kreisler Selting Werner  Patentanwälte Deichmannhaus am Dom Bahnhofsvorplatz 1 50667 Köln 50667 Köln (DE)