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EP 3 601 574 A1

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(43) Date of publication: 05.02.2020 Bulletin 2020/06 (21) Application number: 19762697.1 (22) Date of filing: 12.06.2019

(51) International Patent Classification (IPC):  C12N 15/62(2006.01) A61K 48/00(2006.01) C12N 9/16(2006.01) (86) International application number: PCT/US2019/036864 (87) International publication number: WO 2019/241452 (19.12.2019 Gazette 2019/51)

(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: 19.02.2019 US 201962807717 P 13.06.2018 US 201862684735 P 17.08.2018 US 201816104875 30.01.2019 US 201916262773 22.05.2019 US 201916420061 (71) Applicant: Caribou Biosciences, Inc. Berkeley, CA 94710 (US)

(72) Inventor: The designation of the inventor has not yet been filed  () (74) Representative: Grund Intellectual Property Group Patentanwalt und Solicitor PartG mbB  Postfach 44 05 16 80754 München 80754 München (DE)