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EP 4 770 677 A1

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(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 23950868.2 (22) Date of filing: 28.08.2023

(51) International Patent Classification (IPC):  A61K 47/68(2017.01) A61P 11/06(2006.01) A61P 9/10(2006.01) A61P 35/00(2006.01) A61K 47/65(2017.01) A61P 31/06(2006.01) A61P 9/12(2006.01) C07K 16/28(2006.01) (52) Cooperative Patent Classification (CPC): A61P 9/12; A61P 9/10; A61P 11/06; A61P 31/06; A61P 35/00; C07K 16/28; A61K 47/6843; A61K 47/6889; A61K 47/68031; A61K 47/68037; A61K 47/6851; C07K 16/18; A61K 2039/505 (86) International application number: PCT/KR2023/012720 (87) International publication number: WO 2025/047993 (06.03.2025 Gazette 2025/10)

(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: KH MA MD TN (71) Applicant: Pharosgen Co., Ltd. Seoul 05852 (KR)	(72) Inventors: BYUN, Youngro Seoul 01318 (KR) LEE, Ha Kyeong Seoul 05504 (KR) CHUNG, Seungwoo Yongin-si Gyeonggi-do 16908 (KR) KIM, Byoung Mo Seoul 08793 (KR) CHOI, So-Young Sejong 30130 (KR) LEE, Se-Ra Sejong 30124 (KR) (74) Representative: Zaccaro, Elisabetta et al Notarbartolo & Gervasi S.p.A. Viale Achille Papa, 30 20149 Milano 20149 Milano (IT)