(19)

(11)

EP 4 051 395 A1

(12)

(43) Date of publication: 07.09.2022 Bulletin 2022/36 (21) Application number: 20808213.1 (22) Date of filing: 26.10.2020

(51) International Patent Classification (IPC):  A63C 9/08(2012.01) A63C 9/00(2012.01) A63C 9/086(2012.01) (52) Cooperative Patent Classification (CPC): A63C 9/0807; A63C 9/086; A63C 9/005; A63C 9/007 (86) International application number: PCT/NO2020/050262 (87) International publication number: WO 2021/086197 (06.05.2021 Gazette 2021/18)

(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 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: 29.10.2019 NO 20191293 (71) Applicant: Rottefella AS 3414 Lierstranda (NO)	(72) Inventors: GOVERUD-HOLM, Thomas 3090 Hoff (NO) SVENDSEN, Øyvar 0771 Oslo (NO) ANDERSSEN, Magnus 1459 Nesodden (NO) DANIELSEN, Jørn Frode 1446 Drøbak (NO) KLOVNING FLEM, David 1395 Hvalstad (NO) JONES, Edward Godmanchester, Cambridgeshire PE292XA (GB) (74) Representative: Zacco Norway AS  P.O. Box 488 Skøyen 0213 Oslo 0213 Oslo (NO)