(19)

(11)

EP 2 621 294 A1

(12)

(43) Date of publication: 07.08.2013 Bulletin 2013/32 (21) Application number: 11767741.9 (22) Date of filing: 27.09.2011

(51) International Patent Classification (IPC):  A24D 3/04(2006.01) (86) International application number: PCT/GB2011/001398 (87) International publication number: WO 2012/042199 (05.04.2012 Gazette 2012/14)

(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: 29.09.2010 GB 201016387 (71) Applicant: Filtrona Filter Products Development Co. Pte. Ltd Singapore 307684 (SG)	(72) Inventors: CLARKE, Paul, F. Jarrow, Tyne&Wear NE32 3UP (GB) MEREDITH, Patrick, G. Jarrow, Tyne&Wear NE32 3UP (GB) (74) Representative: Bates, Philip Ian  Reddie & Grose LLP 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)