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(11)

EP 2 100 147 A1

(12)

(43) Date of publication: 16.09.2009 Bulletin 2009/38 (21) Application number: 07865691.5 (22) Date of filing: 14.12.2007

(51) International Patent Classification (IPC):  G01N 33/72(2006.01) G01N 33/52(2006.01) G01N 31/22(2006.01) G01N 33/84(2006.01) G01N 33/543(2006.01) (86) International application number: PCT/US2007/087583 (87) International publication number: WO 2008/076888 (26.06.2008 Gazette 2008/26)

(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 LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 18.12.2006 US 611926 18.12.2006 US 611932 (71) Applicant: 3M Innovative Properties Company Saint Paul, MN 55133-3427 (US)	(72) Inventor: MENON, Vinod P. Saint Paul, MN 55133-3427 (US) (74) Representative: von Kreisler Selting Werner  Patentanwälte Deichmannhaus am Dom Bahnhofsvorplatz 1 50667 Köln 50667 Köln (DE)