(19)

(11)

EP 4 482 362 A1

(12)

(43) Date of publication: 01.01.2025 Bulletin 2025/01 (21) Application number: 23706085.0 (22) Date of filing: 10.02.2023

(51) International Patent Classification (IPC):  A47L 1/00(2006.01) E04D 13/00(2006.01) B08B 3/02(2006.01) (52) Cooperative Patent Classification (CPC): E04D 15/006; B08B 3/024; E04D 13/002 (86) International application number: PCT/GB2023/050302 (87) International publication number: WO 2023/161604 (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: 23.02.2022 GB 202202487 (71) Applicant: Ionic Systems Limited Swindon SN5 5WN (GB)	(72) Inventor: MAWLAM, Craig Swindon, SN5 5WN (GB) (74) Representative: HGF  HGF Limited 1 City Walk Leeds LS11 9DX Leeds LS11 9DX (GB)