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(11)

EP 3 414 815 A2

(12)

(88) Date of publication A3: 28.09.2017 (43) Date of publication: 19.12.2018 Bulletin 2018/51 (21) Application number: 17750644.1 (22) Date of filing: 07.02.2017

(51) International Patent Classification (IPC):  H02J 7/02(2016.01) H01G 11/08(2013.01) H01G 15/00(2013.01) H02J 7/04(2006.01) H01G 11/18(2013.01) (86) International application number: PCT/US2017/016862 (87) International publication number: WO 2017/139284 (17.08.2017 Gazette 2017/33)

(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 (30) Priority: 12.02.2016 US 201615043315 12.02.2016 US 201615043186 12.02.2016 US 201615043247 12.02.2016 US 201615043209 (71) Applicant: Capacitor Sciences Incorporated Menlo Park, CA 94025 (US)

(72) Inventors: KELLY-MORGAN, Ian S.G. Menlo Park, California 94025 (US) ROBINSON, Matthew R. Menlo Park, California 94025 (US) FURUTA, Paul T. Menlo Park, California 94025 (US) MEMBRENO, Daniel Menlo Park, California 94025 (US) LAZAREV, Pavel Ivan Menlo Park, California 94025 (US) (74) Representative: Dehns  St. Brides House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)