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(11)

EP 3 019 261 A1

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(43) Date of publication: 18.05.2016 Bulletin 2016/20 (21) Application number: 14748344.0 (22) Date of filing: 10.07.2014

(51) International Patent Classification (IPC):  B01D 11/02(2006.01) C02F 3/00(2006.01) B01D 12/00(2006.01) (86) International application number: PCT/US2014/046240 (87) International publication number: WO 2015/006618 (15.01.2015 Gazette 2015/02)

(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 (30) Priority: 11.07.2013 US 201361844898 P (71) Applicant: POET Research, Inc. Sioux Falls, SD 57104 (US)	(72) Inventor: REDFORD, Steven, G. Brandon, SD 57005 (US) (74) Representative: Wibbelmann, Jobst  Wuesthoff & Wuesthoff Patentanwälte PartG mbB Schweigerstrasse 2 81541 München 81541 München (DE)