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(11)

EP 4 121 363 A1

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(43) Date of publication: 25.01.2023 Bulletin 2023/04 (21) Application number: 21772485.5 (22) Date of filing: 16.03.2021

(51) International Patent Classification (IPC):  B65D 51/00(2006.01) B67D 3/00(2006.01) A61L 2/00(2006.01) B65D 41/50(2006.01) A61L 2/18(2006.01) (52) Cooperative Patent Classification (CPC): A61L 2/18; B65D 41/20; A61L 2/26; A61L 2202/121 (86) International application number: PCT/SG2021/050137 (87) International publication number: WO 2021/188048 (23.09.2021 Gazette 2021/38)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 16.03.2020 SG 10202002394Q (71) Applicant: JCS Biotech Pte Ltd Singapore 738068 (SG)	(72) Inventor: YEO, Jason, Hock Huat Woodlands Sector 1, 01-07 Woodlands Spectrum 1, Singapore 738068 (SG) (74) Representative: Marks & Clerk LLP  15 Fetter Lane London EC4A 1BW London EC4A 1BW (GB)