(19)

(11)

EP 4 569 183 A1

(12)

(43) Date of publication: 18.06.2025 Bulletin 2025/25 (21) Application number: 23735791.8 (22) Date of filing: 30.06.2023

(51) International Patent Classification (IPC):  E04F 15/18(2006.01) E04F 15/02(2006.01) E04F 15/20(2006.01) (52) Cooperative Patent Classification (CPC): E04F 15/187; E04F 2203/065; E04F 2201/0153; E04F 2201/0146; E04F 15/203; E04F 15/02038; E04F 2201/07 (86) International application number: PCT/EP2023/068018 (87) International publication number: WO 2024/032970 (15.02.2024 Gazette 2024/07)

(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 (30) Priority: 12.08.2022 NL 2032743 (71) Applicant: Li&Co AG 7537 Müstair (CH)	(72) Inventor: LINGG, Edwin 7537 Müstair (CH) (74) Representative: Patentwerk B.V.  P.O. Box 1514 5200 BN 's-Hertogenbosch 5200 BN 's-Hertogenbosch (NL)