(19)

(11)

EP 2 739 362 A2

(12)

(88) Date of publication A3: 19.12.2013 (43) Date of publication: 11.06.2014 Bulletin 2014/24 (21) Application number: 12746210.9 (22) Date of filing: 31.07.2012

(51) International Patent Classification (IPC):  A62B 23/02(2006.01) F16L 37/086(2006.01) A62B 9/04(2006.01) (86) International application number: PCT/US2012/048919 (87) International publication number: WO 2013/019764 (07.02.2013 Gazette 2013/06)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR (30) Priority: 01.08.2011 US 201161513839 P (71) Applicant: 3M Innovative Properties Company Saint Paul, MN 55133-3427 (US)	(72) Inventors: CASTIGLIONE, David M. Saint Paul, Minnesota 55133-3427 (US) BETZ, James R. Saint Paul, Minnesota 55133-3427 (US) REIER, Matthew D. Beaverton, Oregon 97006 (US) (74) Representative: Herzog, Fiesser & Partner Patentanwälte PartG mbB  Isartorplatz 1 80331 München 80331 München (DE)