(19)

(11)

EP 2 802 825 A2

(12)

(88) Date of publication A3: 03.10.2013 (43) Date of publication: 19.11.2014 Bulletin 2014/47 (21) Application number: 13703858.4 (22) Date of filing: 11.01.2013

(51) International Patent Classification (IPC):  F24J 2/32(2006.01) E06B 3/663(2006.01) E06B 3/67(2006.01) E06B 3/66(2006.01) H05B 6/00(2006.01) (86) International application number: PCT/GB2013/050047 (87) International publication number: WO 2013/104912 (18.07.2013 Gazette 2013/29)

(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: 13.01.2012 GB 201200541 (71) Applicant: The University Of Nottingham Nottingham, Nottinghamshire NG7 2RD (GB)	(72) Inventor: RIFFAT, Saffa Nottingham NG7 2RD (GB) (74) Representative: Lawrence, John  Barker Brettell LLP 100 Hagley Road Edgbaston Birmingham B16 8QQ Edgbaston Birmingham B16 8QQ (GB)