(19)

(11)

EP 3 094 754 A1

(12)

(43) Date of publication: 23.11.2016 Bulletin 2016/47 (21) Application number: 14786723.8 (22) Date of filing: 29.08.2014

(51) International Patent Classification (IPC):  C14C 3/06(2006.01) (86) International application number: PCT/IN2014/000555 (87) International publication number: WO 2015/104716 (16.07.2015 Gazette 2015/28)

(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: 13.01.2014 IN DE00852014 (71) Applicant: Council of Scientific and Industrial Research New Delhi 110001 (IN)	(72) Inventor: MURALIDHARAN, Chellappa Chennai 600 020 (IN) (74) Representative: Harris, Jennifer Lucy  Kilburn & Strode LLP 20 Red Lion Street London WC1R 4PJ London WC1R 4PJ (GB)