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EP 4 465 833 A1

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(43) Date of publication: 27.11.2024 Bulletin 2024/48 (21) Application number: 23702660.4 (22) Date of filing: 20.01.2023

(51) International Patent Classification (IPC):  A24D 1/20(2020.01) A24D 3/04(2006.01) A24D 3/10(2006.01) A24D 3/02(2006.01) A24D 3/06(2006.01) A24D 3/17(2020.01) (52) Cooperative Patent Classification (CPC): A24D 3/068; A24D 3/10; A24D 1/20; A24D 3/0212; A24D 3/067; A24D 3/04; A24D 3/17; A24F 40/20; A24B 15/14 (86) International application number: PCT/GB2023/050129 (87) International publication number: WO 2023/139386 (27.07.2023 Gazette 2023/30)

(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: 21.01.2022 GB 202200788 (71) Applicant: Filtrona Pte. Ltd. Singapore 068877 (SG)	(72) Inventors: ALIT, Ni Gusti Nyoman 61256 Sidoarjo (ID) ALEXANDER, Boby 61256 Sidoarjo (ID) AHMED, Naqib Jarrow NE32 3DP (GB) QOLBI, Rosi Ana 61256 Sidoarjo (ID) ANINDYA, Ian 61256 Sidoarjo (ID) GIYANTO, N/A 61256 Sidoarjo (ID) WIDODO, Sulistyo 61256 Sidoarjo (ID) (74) Representative: Reddie & Grose LLP  The White Chapel Building 10 Whitechapel High Street London E1 8QS London E1 8QS (GB)