(19)

(11)

EP 3 947 842 A1

(12)

(43) Date of publication: 09.02.2022 Bulletin 2022/06 (21) Application number: 20716974.9 (22) Date of filing: 03.04.2020

(51) International Patent Classification (IPC):  E04B 2/74(2006.01) E04B 2/78(2006.01) E04B 2/76(2006.01) (52) Cooperative Patent Classification (CPC): E04B 2002/7462; E04B 2/764; E04B 2002/7468; E04B 2002/7466; E04B 2002/7464; E04B 2002/7474; E04B 2/7809; E04B 2002/7492; E04B 2002/7494; E04B 2/7457 (86) International application number: PCT/NL2020/050228 (87) International publication number: WO 2020/204717 (08.10.2020 Gazette 2020/41)

(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: 05.04.2019 NL 2022880 (71) Applicant: Maars Holding B.V. 3846 BJ Harderwijk (NL)	(72) Inventors: JONKER, Joris 3846 BJ Harderwijk (NL) HORSTMAN-PEFFER, Sanneke 3846 BJ Harderwijk (NL) MARTINEZ FLOREZ, Carlos Manuel 3846 BJ Harderwijk (NL) SALVATORE, Geoffrey Robert 3846 BJ Harderwijk (NL) DATTANI, Niti Dilip 3846 BJ Harderwijk (NL) (74) Representative: V.O.  P.O. Box 87930 2508 DH Den Haag 2508 DH Den Haag (NL)