(19)

(11)

EP 4 017 312 A1

(12)

(43) Date of publication: 29.06.2022 Bulletin 2022/26 (21) Application number: 20854115.1 (22) Date of filing: 14.08.2020

(51) International Patent Classification (IPC):  A44C 5/20(2006.01) (52) Cooperative Patent Classification (CPC): A44C 5/2019 (86) International application number: PCT/DK2020/050233 (87) International publication number: WO 2021/032258 (25.02.2021 Gazette 2021/08)

(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: 22.08.2019 DK PA201900995 25.11.2019 DK PA201970720 (71) Applicant: Nova Stella APS 2200 København N (DK)	(72) Inventor: MADSEN, Søren Thisted 2970 Hørsholm (DK) (74) Representative: Nordic Patent Service A/S  Bredgade 30 1260 Copenhagen K 1260 Copenhagen K (DK)