(19)

(11)

EP 4 228 442 A1

(12)

(43) Date of publication: 23.08.2023 Bulletin 2023/34 (21) Application number: 21794143.4 (22) Date of filing: 15.10.2021

(51) International Patent Classification (IPC):  A24B 13/00(2006.01) A24B 15/28(2006.01) A24B 15/16(2020.01) (52) Cooperative Patent Classification (CPC): A24B 13/00; A24B 15/16; A24B 15/282 (86) International application number: PCT/EP2021/078620 (87) International publication number: WO 2022/079244 (21.04.2022 Gazette 2022/16)

(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: 15.10.2020 EP 20201942 (71) Applicant: JT International SA 1202 Geneva (CH)	(72) Inventors: SORIANO, Miguel 1206 Geneva (CH) VERLAAN, Theo 1206 Geneva (CH) (74) Representative: Plasseraud IP  66, rue de la Chaussée d'Antin 75440 Paris Cedex 09 75440 Paris Cedex 09 (FR)