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(11)

EP 2 449 613 A2

(12)

(88) Date of publication A3: 09.06.2011 (43) Date of publication: 09.05.2012 Bulletin 2012/19 (21) Application number: 10742577.9 (22) Date of filing: 30.06.2010

(51) International Patent Classification (IPC):  H01M 2/02(2006.01) H01M 8/18(2006.01) H01M 12/06(2006.01) H01M 8/02(2006.01) C08J 5/18(2006.01) H01M 4/86(2006.01) H01M 8/22(2006.01) H01M 12/08(2006.01) H01M 4/88(2006.01) (86) International application number: PCT/IB2010/001817 (87) International publication number: WO 2011/001287 (06.01.2011 Gazette 2011/01)

(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 SE SI SK SM TR (30) Priority: 30.06.2009 US 221998 P 31.07.2009 US 230550 P 15.03.2010 US 340293 P 29.06.2010 US 826383 29.06.2010 WO PCT/US2010/040445 (71) Applicant: ReVolt Technology Ltd Dublin 2 (IE)	(72) Inventors: BURCHARDT, Trygve CH-8708 Mannedorf (CH) AL GORANI-SZIGETI, Zsofia CH-8302 Kloten (CH) VUILLE DIT BILLE, Kathrin CH-8051 Zurich (CH) (74) Representative: Wightman, David Alexander  Barker Brettell LLP 100 Hagley Road Edgbaston Birmingham B16 8QQ Edgbaston Birmingham B16 8QQ (GB)