(19)

(11)

EP 3 980 604 A1

(12)

(43) Date of publication: 13.04.2022 Bulletin 2022/15 (21) Application number: 20822586.2 (22) Date of filing: 08.06.2020

(51) International Patent Classification (IPC):  E04B 1/70(2006.01) E04G 23/02(2006.01) (52) Cooperative Patent Classification (CPC): E04B 1/7015; E04B 1/7092 (86) International application number: PCT/SE2020/050572 (87) International publication number: WO 2020/251450 (17.12.2020 Gazette 2020/51)

(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: 10.06.2019 SE 1950688 (71) Applicant: Reddo Floor Solutions AB 102 47 Stockholm (SE)	(72) Inventor: ÅHSBERG, Johan 474 70 Mollösund (SE) (74) Representative: Brann AB  P.O. Box 3690 Drottninggatan 27 103 59 Stockholm 103 59 Stockholm (SE)