(19)

(11)

EP 4 149 302 A1

(12)

(43) Date of publication: 22.03.2023 Bulletin 2023/12 (21) Application number: 21725732.8 (22) Date of filing: 11.05.2021

(51) International Patent Classification (IPC):  A24F 40/65(2020.01) H04M 1/725(2006.01) A24F 40/51(2020.01) A24F 40/60(2020.01) A61M 15/06(2006.01) H04W 4/80(2018.01) A24F 40/53(2020.01) H04M 1/72403(2021.01) (52) Cooperative Patent Classification (CPC): A24F 40/65; A24F 40/60; A24F 40/53; A24F 40/51; H04W 4/80; H04M 1/72412 (86) International application number: PCT/EP2021/062557 (87) International publication number: WO 2021/228903 (18.11.2021 Gazette 2021/46)

(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: 13.05.2020 EP 20174411 13.05.2020 EP 20174412 (71) Applicant: JT International SA 1202 Geneva (CH)	(72) Inventor: LAKRAA, Karima 1005 Lausanne (CH) (74) Representative: Gill Jennings & Every LLP  The Broadgate Tower 20 Primrose Street London EC2A 2ES London EC2A 2ES (GB)