(19)

(11)

EP 4 110 095 A1

(12)

(43) Date of publication: 04.01.2023 Bulletin 2023/01 (21) Application number: 21707678.5 (22) Date of filing: 25.02.2021

(51) International Patent Classification (IPC):  A24B 15/32(2006.01) A24B 15/16(2020.01) (52) Cooperative Patent Classification (CPC): A24B 15/32; A24B 15/16 (86) International application number: PCT/EP2021/054652 (87) International publication number: WO 2021/170703 (02.09.2021 Gazette 2021/35)

(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: 27.02.2020 EP 20159802 (71) Applicant: JT International S.A. 1202 Genève (CH)	(72) Inventor: IKEDA, Shotaro Tokyo, 130--8603 (JP) (74) Representative: BOVARD AG  Patent- und Markenanwälte Optingenstrasse 16 3013 Bern 3013 Bern (CH)