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(11)

EP 2 932 098 A1

(12)

(43) Date of publication: 21.10.2015 Bulletin 2015/43 (21) Application number: 13811754.4 (22) Date of filing: 11.12.2013

(51) International Patent Classification (IPC):  F04B 17/03(2006.01) F04B 53/16(2006.01) F04C 2/08(2006.01) F04C 2/18(2006.01) F04C 15/00(2006.01) H02K 5/04(2006.01) F04B 17/04(2006.01) F04B 53/22(2006.01) F04C 2/10(2006.01) F04C 11/00(2006.01) H02K 29/08(2006.01) (86) International application number: PCT/US2013/074363 (87) International publication number: WO 2014/093474 (19.06.2014 Gazette 2014/25)

(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: 11.12.2012 US 201261735872 P 15.03.2013 US 201313841029 (71) Applicant: Micropump Inc. Vancouver, WA 98684-0818 (US)	(72) Inventor: GRIMES, David, J . Beaverton, OR (US) (74) Representative: Witte, Weller & Partner Patentanwälte mbB  Postfach 10 54 62 70047 Stuttgart 70047 Stuttgart (DE)