(19)
(11) EP 4 824 108 A1

(12)

(43) Date of publication:
21.10.2026 Bulletin 2026/43

(21) Application number: 25887729.9

(22) Date of filing: 11.07.2025
(51) International Patent Classification (IPC): 
C07K 16/46(2006.01)
C12N 15/62(2006.01)
A61P 37/02(2006.01)
 C07K 16/24(2006.01)
A61K 39/395(2006.01)
(52) Cooperative Patent Classification (CPC):
A61P 29/00; A61P 35/00; A61P 37/02; C12N 2800/00; C07K 14/7051; C07K 2319/03; C07K 16/244; C07K 16/2875; C07K 2317/31; C07K 2317/76; C07K 2317/92
(86) International application number:
PCT/CN2025/108267
(87) International publication number:
WO 2026/097917 (15.05.2026 Gazette 2026/20)
(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 LA MA MD TN

(30) Priority: 06.11.2024 CN 202411578352

(71) Applicant: Beijing Vdjbio Co., Ltd.
Beijing 100176 (CN)

(72) Inventors:
  • LI, Dongxia
    Beijing 100094 (CN)
  • ZHOU, Jingyun
    Beijing 100094 (CN)
  • JIANG, Yanjing
    Beijing 100094 (CN)
  • LIU, Xuewei
    Beijing 100094 (CN)
  • ZHANG, Lili
    Beijing 100094 (CN)
  • XIE, Xiaojuan
    Beijing 100094 (CN)
  • HUANG, Yuxin
    Beijing 100094 (CN)
  • LI, Ziqiang
    Beijing 100094 (CN)

(74) Representative: Dolphin, Kirsty Mairi et al
Venner Shipley LLP TIDE Bankside 8 Emerson Street
London SE1 9DU
London SE1 9DU (GB)

   


(54) BISPECIFIC ANTIBODY AGAINST TL1A AND IL-23 AND USE THEREOF