(19)

(11)

EP 4 423 348 A2

(12)

(88) Date of publication A3: 13.07.2023 (43) Date of publication: 04.09.2024 Bulletin 2024/36 (21) Application number: 22809443.9 (22) Date of filing: 27.10.2022

(51) International Patent Classification (IPC):  E04D 11/00(2006.01) A01G 9/033(2018.01) A01G 18/20(2018.01) A01G 9/02(2018.01) C12N 1/14(2006.01) (52) Cooperative Patent Classification (CPC): A01G 9/033; A01G 9/025; E04D 11/002; Y02A 30/254; Y02B 80/32 (86) International application number: PCT/EP2022/080076 (87) International publication number: WO 2023/073100 (04.05.2023 Gazette 2023/18)

(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: 27.10.2021 EP 21205093 (71) Applicant: Green Roof IP B.V. 3207 KP Spijkenisse (NL)	(72) Inventor: BORRA, Hans Antonius 3707 TB Zeist (NL) (74) Representative: De Vries & Metman  Overschiestraat 180 1062 XK Amsterdam 1062 XK Amsterdam (NL)