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EP 4 562 124 A2

(12)

(88) Date of publication A3: 06.06.2024 (43) Date of publication: 04.06.2025 Bulletin 2025/23 (21) Application number: 23768594.6 (22) Date of filing: 31.08.2023

(51) International Patent Classification (IPC):  C12M 3/00(2006.01) C12M 1/12(2006.01) C12M 1/00(2006.01) C12M 1/36(2006.01) (52) Cooperative Patent Classification (CPC): C12M 23/48; C12M 23/50; C12M 47/04; C12M 23/16; C12M 23/52; C12M 29/00; C12M 41/12; C12M 23/40; C12M 27/00; C12M 41/00 (86) International application number: PCT/GB2023/052258 (87) International publication number: WO 2024/047357 (07.03.2024 Gazette 2024/10)

(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: 31.08.2022 GB 202212678 31.08.2022 GB 202212680 31.08.2022 GB 202212681 31.08.2022 GB 202212682 (71) Applicant: Cellular Origins Limited Melbourn, SG8 6HQ (GB)

(72) Inventors: STRANGE, Dan Melbourn Hertfordshire SG8 6HQ (GB) LYONS, Simon Melbourn Hertfordshire SG8 6HQ (GB) KARIMJEE, Zak Melbourn Hertfordshire SG8 6HQ (GB) CARNARIUS, Maria Melbourn Hertfordshire SG8 6HQ (GB) SELBY, Rob Melbourn Hertfordshire SG8 6HQ (GB) WILKINSON, Nathan Melbourn Hertfordshire SG8 6HQ (GB) YOUNG, Duncan Melbourn Hertfordshire SG8 6HQ (GB) CONEY, Alex Melbourn Hertfordshire SG8 6HQ (GB) HEMINGWAY, Chris Melbourn Hertfordshire SG8 6HQ (GB) (74) Representative: Gill Jennings & Every LLP  The Broadgate Tower 20 Primrose Street London EC2A 2ES London EC2A 2ES (GB)