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(11)

EP 4 305 554 A1

(12)

(43) Date of publication: 17.01.2024 Bulletin 2024/03 (21) Application number: 21810859.5 (22) Date of filing: 05.11.2021

(51) International Patent Classification (IPC):  G06N 3/063(2023.01) G06N 3/04(2023.01) G06N 3/08(2023.01) G06F 30/36(2020.01) (52) Cooperative Patent Classification (CPC): G06N 3/082; G06N 3/065; G06N 3/048; G06N 3/044; G06N 3/045 (86) International application number: PCT/US2021/058266 (87) International publication number: WO 2022/191879 (15.09.2022 Gazette 2022/37)

(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: 09.03.2021 US 202117196960 (71) Applicant: PolyN Technology Limited Bristol BS1 6QH (GB)	(72) Inventors: MASLOV, Boris Bristol BS1 6QH (GB) TIMOFEJEVS, Aleksandrs Bristol BS1 6QH (GB) KOVSHOV, Nikolai Bristol BS1 6QH (GB) GODOVSKIY, Dmitri Bristol BS1 6QH (GB) (74) Representative: Keltie LLP  No. 1 London Bridge London SE1 9BA London SE1 9BA (GB)