(19)

(11)

EP 2 729 639 A2

(12)

(88) Date of publication A3: 07.03.2013 (43) Date of publication: 14.05.2014 Bulletin 2014/20 (21) Application number: 12748259.4 (22) Date of filing: 05.07.2012

(51) International Patent Classification (IPC):  E04F 13/08(2006.01) E04F 13/14(2006.01) (86) International application number: PCT/IB2012/053447 (87) International publication number: WO 2013/005183 (10.01.2013 Gazette 2013/02)

(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: 07.07.2011 PT 2011105812 (71) Applicant: Candigrés - Cerâmica De Grés Da Candieira 3780-403 Avelas de Cima (PT)	(72) Inventors: ALMEIDA MARTINS, Rui Pedro P-3780-403 Avelas de Cima (PT) MARTINS ALMEIDA, Simão Pedro P-3780-403 Avelas de Cima (PT) (74) Representative: Ferreira, Maria Silvina  Clarke, Modet & Co. Rua Castilho, 50-9° 1269-163 Lisboa 1269-163 Lisboa (PT)