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(11)

EP 3 370 589 A1

(12)

(43) Date of publication: 12.09.2018 Bulletin 2018/37 (21) Application number: 15907938.3 (22) Date of filing: 04.11.2015

(51) International Patent Classification (IPC):  A47K 5/12(2006.01) B67D 7/42(2010.01) B67D 7/02(2010.01) B67D 7/00(2010.01) B65D 47/00(2006.01) (86) International application number: PCT/US2015/058965 (87) International publication number: WO 2017/078692 (11.05.2017 Gazette 2017/19)

(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 Designated Extension States: BA ME Designated Validation States: MA MD (71) Applicant: Ecolab USA Inc. St. Paul, MN 55012 (US)	(72) Inventors: SCHULTZ, Jeffrey M. St Paul, MN 55012 (US) DOBIZL, Kenneth T. Mounds View, Minnesota 55112 (US) SHOLES, Brian L. Minneapolis, Minnesota 55407 (US) (74) Representative: Godemeyer Blum Lenze Patentanwälte Partnerschaft mbB - werkpatent  An den Gärten 7 51491 Overath 51491 Overath (DE)