(19)

(11)

EP 4 341 502 A1

(12)

(43) Date of publication: 27.03.2024 Bulletin 2024/13 (21) Application number: 22727395.0 (22) Date of filing: 20.05.2022

(51) International Patent Classification (IPC):  E04B 1/12(2006.01) E04B 5/02(2006.01) (52) Cooperative Patent Classification (CPC): E04B 5/026; E04B 1/12; E04C 2/50; E04C 2002/3488 (86) International application number: PCT/GB2022/051276 (87) International publication number: WO 2022/243699 (24.11.2022 Gazette 2022/47)

(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 Designated Validation States: KH MA MD TN (30) Priority: 20.05.2021 GB 202107219 (71) Applicant: Kiss House Ltd Reading, Berkshire RG1 2LU (GB)	(72) Inventor: JACOBS, Michael Reading, Berkshire RG1 1HE (GB) (74) Representative: CSY London  Helios Court 1 Bishop Square Hatfield Hertfordshire AL10 9NE Hertfordshire AL10 9NE (GB)