(19)

(11)

EP 4 073 468 A1

(12)

(43) Date of publication: 19.10.2022 Bulletin 2022/42 (21) Application number: 21703497.4 (22) Date of filing: 08.01.2021

(51) International Patent Classification (IPC):  G01C 21/20(2006.01) B63B 49/00(2006.01) (52) Cooperative Patent Classification (CPC): G01C 21/203; B63B 49/00 (86) International application number: PCT/FI2021/050009 (87) International publication number: WO 2021/152205 (05.08.2021 Gazette 2021/31)

(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: 28.01.2020 FI 20205082 (71) Applicant: AWAKE.AI OY 20520 Turku (FI)	(72) Inventor: SALMINEN, Simo 21280 Raisio (FI) (74) Representative: Aaltonen, Janne Lari Antero  Moosedog Oy Vähäheikkiläntie 56 C 20810 Turku 20810 Turku (FI)