(19)

(11)

EP 4 189 523 A1

(12)

(43) Date of publication: 07.06.2023 Bulletin 2023/23 (21) Application number: 21748887.3 (22) Date of filing: 23.07.2021

(51) International Patent Classification (IPC):  G06F 3/01(2006.01) A24F 47/00(2020.01) (52) Cooperative Patent Classification (CPC): G06F 3/017; A24F 40/65; A24F 40/51; A24F 40/50 (86) International application number: PCT/EP2021/070709 (87) International publication number: WO 2022/023215 (03.02.2022 Gazette 2022/05)

(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: 28.07.2020 EP 20188088 (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)