(19)

(11)

EP 4 514 163 A1

(12)

(43) Date of publication: 05.03.2025 Bulletin 2025/10 (21) Application number: 23722330.0 (22) Date of filing: 25.04.2023

(51) International Patent Classification (IPC):  A24F 40/40(2020.01) A24F 40/20(2020.01) (52) Cooperative Patent Classification (CPC): A24F 40/40; A24F 40/20 (86) International application number: PCT/EP2023/060863 (87) International publication number: WO 2023/208969 (02.11.2023 Gazette 2023/44)

(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: 29.04.2022 CN 202210491921 25.05.2022 GB 202207715 (71) Applicant: Nicoventures Trading Limited London WC2R 3LA (GB)	(72) Inventors: FUNG, Chiwai Shenzhen City, Guangdong 518103 (CN) LIN, Dongyang Shenzhen City, Guangdong 518103 (CN) WU, Zexin Shenzhen City, Guangdong 518103 (CN) (74) Representative: Dehns  10 Old Bailey London EC4M 7NG London EC4M 7NG (GB)