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EP 4 823 381 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24828136.2 (22) Date of filing: 12.12.2024

(51) International Patent Classification (IPC):  A24F 40/50(2020.01) A24F 40/60(2020.01) A24F 40/57(2020.01) (52) Cooperative Patent Classification (CPC): A24F 40/50; A24F 40/57; A24F 40/60 (86) International application number: PCT/GB2024/053093 (87) International publication number: WO 2025/125807 (19.06.2025 Gazette 2025/25)

(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: GE KH MA MD TN (30) Priority: 16.12.2023 CN 202311741264 (71) Applicant: Nicoventures Trading Limited London WC2R 3LA (GB)	(72) Inventors: GAO, Weidong Shenzhen, Guangdong (CN) LIU, Xueping Shenzhen, Guangdong (CN) CHENG, Wei Shenzhen, Guangdong (CN) WEI, Chengsheng Shenzhen, Guangdong (CN) HUANG, Jiahao Shenzhen, Guangdong (CN) DU, Hao Shenzhen, Guangdong (CN) (74) Representative: D Young & Co LLP  3 Noble Street London EC2V 7BQ London EC2V 7BQ (GB)