(19)

(11)

EP 4 551 052 A1

(12)

(43) Date of publication: 14.05.2025 Bulletin 2025/20 (21) Application number: 23740970.1 (22) Date of filing: 05.07.2023

(51) International Patent Classification (IPC):  A24F 40/53(2020.01) A24F 40/50(2020.01) A24D 1/20(2020.01) A24F 40/51(2020.01) A24F 40/465(2020.01) (52) Cooperative Patent Classification (CPC): A24F 40/51; A24F 40/53; A24F 40/50; A24F 40/465; A24F 40/20; A24D 1/20 (86) International application number: PCT/EP2023/068547 (87) International publication number: WO 2024/008795 (11.01.2024 Gazette 2024/02)

(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 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: 06.07.2022 GB 202209936 (71) Applicant: Nicoventures Trading Limited London WC2R 3LA (GB)	(72) Inventor: XIAO, Zhihuang London, Greater London WC2R 3LA (GB) (74) Representative: Dehns  10 Old Bailey London EC4M 7NG London EC4M 7NG (GB)