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EP 4 493 372 A2

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(88) Date of publication A3: 11.01.2024 (43) Date of publication: 22.01.2025 Bulletin 2025/04 (21) Application number: 23721439.0 (22) Date of filing: 28.02.2023

(51) International Patent Classification (IPC):  B27N 3/04(2006.01) D04H 1/26(2012.01) D04H 1/435(2012.01) D04H 1/645(2012.01) D21H 11/08(2006.01) D21H 15/10(2006.01) D21H 21/18(2006.01) E04B 1/80(2006.01) C08L 1/02(2006.01) B27N 3/08(2006.01) B27N 1/02(2006.01) B27N 3/12(2006.01) D04H 1/425(2012.01) D04H 1/541(2012.01) D21C 9/00(2006.01) D21H 11/18(2006.01) D21H 15/12(2006.01) D21J 1/20(2006.01) B27N 3/00(2006.01) C08L 97/02(2006.01) B27N 3/14(2006.01) (52) Cooperative Patent Classification (CPC): B27N 3/04; B27N 3/12; D21J 1/20; D21H 15/10; D21H 15/12; D21H 11/18; B27N 3/007; B27N 3/08; B27N 3/14; B27N 1/02; Y02B 80/10; C08L 97/02; E04B 2001/742; D21H 17/59   C-Sets: C08L 97/02, C08K 3/36, C08L 1/02; (86) International application number: PCT/GB2023/050453 (87) International publication number: WO 2023/161663 (31.08.2023 Gazette 2023/35)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 28.02.2022 GB 202202736 (71) Applicant: Kiss House Ltd Reading, Berkshire RG1 2LU (GB)	(72) Inventors: JACOB, Mike Reading Berkshire RG1 2LU (GB) CURLING, Simon Reading Berkshire RG1 2LU (GB) ORMONDROYD, Graham Reading Berkshire RG1 2LU (GB) (74) Representative: Cleveland Scott York  5 Norwich Street London EC4A 1DR London EC4A 1DR (GB)