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(11)

EP 4 240 904 A1

(12)

(43) Date of publication: 13.09.2023 Bulletin 2023/37 (21) Application number: 21819958.6 (22) Date of filing: 05.11.2021

(51) International Patent Classification (IPC):  D21H 11/18(2006.01) D21H 17/14(2006.01) D21H 19/18(2006.01) D21H 19/46(2006.01) D21H 21/10(2006.01) D21H 27/10(2006.01) B65D 65/38(2006.01) D21H 19/12(2006.01) D21H 19/36(2006.01) D21H 19/52(2006.01) D21H 21/16(2006.01) (52) Cooperative Patent Classification (CPC): D21H 11/18; D21H 19/18; D21H 19/36; D21H 19/12; D21H 19/52; D21H 19/46; D21H 21/10; D21H 21/16; D21H 27/10; D21H 17/14 (86) International application number: PCT/IB2021/060282 (87) International publication number: WO 2022/097095 (12.05.2022 Gazette 2022/19)

(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: 05.11.2020 US 202063110106 P (71) Applicant: Greentech Global Pte. Ltd. Singapore 048619 (SG)	(72) Inventors: BILODEAU, Michael Albert Singapore 048619 (SG) SPENDER, Jonathan Singapore 048619 (SG) (74) Representative: Bohmann, Armin K.  Bohmann Anwaltssozietät Nymphenburger Straße 1 80335 München 80335 München (DE)