(19)
(11) EP 4 815 932 A1

(12)

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

(21) Application number: 24898896.6

(22) Date of filing: 02.12.2024
(51) International Patent Classification (IPC): 
A61K 31/223(2006.01)
A61K 38/02(2006.01)
 A61K 31/19(2006.01)
(52) Cooperative Patent Classification (CPC):
A61K 38/05; A61K 9/0048; A61K 9/08
(86) International application number:
PCT/US2024/058083
(87) International publication number:
WO 2025/117949 (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 US 202363604809 P
30.11.2023 US 202363604817 P
30.11.2023 US 202363604819 P

(71) Applicant: Seinda Pharmaceutical Guangzhou Corporation
Guangzhou, Guangdong 510300 (CN)

(72) Inventors:
  • HUANG, Jing-Feng
    Guangzhou, Guangdong 510300 (CN)
  • LIU, Yanan
    Guangzhou, Guangdong 510300 (CN)

(74) Representative: Fish & Richardson P.C. 
Highlight Business Towers Mies-van-der-Rohe-Straße 8
80807 München
80807 München (DE)

   


(54) COMPOSITIONS, METHODS, AND PREPARATIONS FOR OPHTHALMIC APPLICATIONS