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(11)

EP 4 208 049 A1

(12)

(43) Date of publication: 12.07.2023 Bulletin 2023/28 (21) Application number: 21773505.9 (22) Date of filing: 03.09.2021

(51) International Patent Classification (IPC):  A24B 15/16(2020.01) A24D 1/20(2020.01) A24B 15/30(2006.01) A24B 13/00(2006.01) (52) Cooperative Patent Classification (CPC): A24B 15/16; A24B 15/303; A24D 1/20; A24B 13/00 (86) International application number: PCT/EP2021/074390 (87) International publication number: WO 2022/049256 (10.03.2022 Gazette 2022/10)

(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: 03.09.2020 GB 202013858 22.07.2021 GB 202110572 (71) Applicant: Nicoventures Trading Limited London WC2R 3LA (GB)	(72) Inventors: ABI AOUN, Walid London WC2R 3LA (GB) TODD, Richard London WC2R 3LA (GB) (74) Representative: Dehns  St. Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)