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(11)

EP 4 568 555 A1

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(43) Date of publication: 18.06.2025 Bulletin 2025/25 (21) Application number: 22797755.0 (22) Date of filing: 04.10.2022

(51) International Patent Classification (IPC):  A47L 15/00(2006.01) A47L 15/42(2006.01) (52) Cooperative Patent Classification (CPC): A47L 15/0049; A47L 15/0057; A47L 15/23; A47L 15/4246; A47L 15/4257; A47L 15/4282; A47L 15/4295; A47L 2401/20; A47L 2401/26; A47L 2401/30; A47L 2501/20; A47L 2501/36 (86) International application number: PCT/EP2022/077518 (87) International publication number: WO 2024/074192 (11.04.2024 Gazette 2024/15)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (71) Applicant: V-Zug AG 6300 Zug (CH)	(72) Inventors: ROTH, Christian 6312 Steinhausen (CH) HERLITZIUS, Clemens 8834 Schindellegi (CH) (74) Representative: E. Blum & Co. AG  Franklinturm Hofwiesenstrasse 349 8050 Zürich 8050 Zürich (CH)