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(11)

EP 4 771 379 A1

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(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24791459.1 (22) Date of filing: 09.10.2024

(51) International Patent Classification (IPC):  G01N 29/04(2006.01) G01N 29/22(2006.01) G01N 29/46(2006.01) G01N 29/24(2006.01) (52) Cooperative Patent Classification (CPC): G01N 29/46; G01N 29/2437; G01N 29/28; G01N 29/14; G01N 29/265; G01N 2291/2697; G01N 2291/106; G01N 2291/102 (86) International application number: PCT/GB2024/052583 (87) International publication number: WO 2025/078805 (17.04.2025 Gazette 2025/16)

(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: GE KH MA MD TN (30) Priority: 10.10.2023 GB 202315510 (71) Applicant: Sention Technologies Limited London SW1Y 4BP (GB)	(72) Inventors: OWEN, Rhodri Ellis London SW1Y 4BP (GB) ROBINSON, James Brendan London SW1Y 4BP (GB) PRIME, Francis London SW1Y 4BP (GB) SHEARING, Paul Robert London SW1Y 4BP (GB) BRETT, Daniel John Leslie London SW1Y 4BP (GB) (74) Representative: McConnell, Andie Chloe Connie  Withers & Rogers LLP 2 London Bridge London SE1 9RA London SE1 9RA (GB)