(19)

(11)

EP 4 739 598 A1

(12)

(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24746404.3 (22) Date of filing: 04.07.2024

(51) International Patent Classification (IPC):  B65D 51/28(2006.01) (52) Cooperative Patent Classification (CPC): B65D 51/28 (86) International application number: PCT/GB2024/051734 (87) International publication number: WO 2025/008630 (09.01.2025 Gazette 2025/02)

(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: GE KH MA MD TN (30) Priority: 05.07.2023 GB 202310309 (71) Applicant: Tristel PLC Snailwell, Newmarket CB8 7NY (GB)	(72) Inventor: TURNER, Jeremy NEWMARKET CB8 7NY (GB) (74) Representative: Dummett Copp LLP  25 The Square Martlesham Heath Ipswich IP5 3SL Ipswich IP5 3SL (GB)