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(11)

EP 4 022 072 A1

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(43) Date of publication: 06.07.2022 Bulletin 2022/27 (21) Application number: 20858496.1 (22) Date of filing: 28.08.2020

(51) International Patent Classification (IPC):  C12N 15/86(2006.01) C12N 7/01(2006.01) (52) Cooperative Patent Classification (CPC): C12N 15/86; C12N 2750/14143; C07K 14/005; C12N 2730/10122; C12N 2760/16122; C12N 2760/16222; C12N 2770/20022; C07K 14/521; C07K 14/54; C07K 14/52; C12Y 304/22062; C12N 9/6472; C12Y 204/02036 (86) International application number: PCT/US2020/048370 (87) International publication number: WO 2021/041787 (04.03.2021 Gazette 2021/09)

(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: 29.08.2019 US 201962893460 P 31.01.2020 US 202062968387 P 14.02.2020 US 202062976491 P 05.03.2020 US 202062985597 P (71) Applicant: G Tech Bio LLC Los Angeles, CA 90067 (US)

(72) Inventor: GUMRUKCU, Serhat Los Angeles, California 09967 (US) (74) Representative: Bassil, Nicholas Charles et al Kilburn & Strode LLP Lacon London 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)