(19)
(11) EP 4 816 530 A1

(12)

(43) Date of publication:
07.10.2026 Bulletin 2026/41

(21) Application number: 24828162.8

(22) Date of filing: 27.11.2024
(51) International Patent Classification (IPC): 
C12N 15/10(2006.01)
(52) Cooperative Patent Classification (CPC):
C12N 15/10
(86) International application number:
PCT/IB2024/061963
(87) International publication number:
WO 2025/114932 (05.06.2025 Gazette 2025/23)
(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: 30.11.2023 EP 23307105
31.05.2024 US 202463654761 P
21.08.2024 US 202463685618 P
25.10.2024 US 202463711988 P

(71) Applicant: Sanofi
75017 Paris (FR)

(72) Inventors:
  • KAUR MANGAT, Khushdeep
    Cambridge, Massachusetts 02141 (US)
  • GHOSH, Ronit
    Cambridge, Massachusetts 02141 (US)
  • CHEN, Wei-Chiang
    Cambridge, Massachusetts 02141 (US)

(74) Representative: Zwicker, Jörk 
Zwicker Schnappauf & Partner Patentanwälte PartG mbB Hansastraße 32
80686 München
80686 München (DE)

   


(54) PURIFICATION OF CLOSED-ENDED DNA MOLECULES