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(11)

EP 2 735 008 A1

(12)

(43) Date of publication: 28.05.2014 Bulletin 2014/22 (21) Application number: 12815395.4 (22) Date of filing: 18.07.2012

(51) International Patent Classification (IPC):  H01G 11/22(2013.01) H01G 9/048(2006.01) H01G 11/54(2013.01) H01M 10/22(2006.01) (86) International application number: PCT/IB2012/053658 (87) International publication number: WO 2013/011464 (24.01.2013 Gazette 2013/04)

(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 (30) Priority: 18.07.2011 IN CH24412011 (71) Applicant: Indian Institute Of Science Karnataka 560012 (IN)	(72) Inventors: SHUKLA, Ashok, Kumar Bangalore Karnataka 560 012 (IN) BANERJEE, Anjan Bangalore Karnataka 560 012 (IN) RAVIKUMAR, Musuwathi, Krishnamoorthy Bangalore Karnataka 560 012 (IN) GAFFOOR, Shaik, Abdul Hyderabad Andhra Pradesh 500 082 (IN) (74) Representative: Harding, Andrew Philip  Forresters Skygarden Erika-Mann-Strasse 11 80636 München 80636 München (DE)