(19)
(11) EP 4 287 859 A1

(12)

(43) Date of publication:
13.12.2023 Bulletin 2023/50

(21) Application number: 22702983.2

(22) Date of filing: 02.02.2022
(51) International Patent Classification (IPC): 
A24F 40/05(2020.01)
A24F 40/85(2020.01)
(52) Cooperative Patent Classification (CPC):
A24F 40/05; A24F 40/85; A24F 40/10
(86) International application number:
PCT/EP2022/052405
(87) International publication number:
WO 2022/167449 (11.08.2022 Gazette 2022/32)
(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: 02.02.2021 EP 21154681

(71) Applicant: JT International SA
1202 Geneva (CH)

(72) Inventors:
  • WRIGHT, Alec
    Guildford Surrey GU2 7SU (GB)
  • GARCIA GARCIA, Eduardo Jose
    1218 Grand-Saconnex (CH)
  • PILATOWICZ, Grzegorz Aleksander
    1274 Grens (CH)
  • DODD, Simon
    Albany, OR 97321 (US)
  • HUNT, David Steven
    San Diego, CA 92127 (US)

(74) Representative: Plasseraud IP 
66, rue de la Chaussée d'Antin
75440 Paris Cedex 09
75440 Paris Cedex 09 (FR)

   


(54) METHOD FOR MINIMIZATION OF CONTAMINATION