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(11)

EP 4 573 103 A1

(12)

(43) Date of publication: 25.06.2025 Bulletin 2025/26 (21) Application number: 23755492.8 (22) Date of filing: 03.08.2023

(51) International Patent Classification (IPC):  C07K 5/103(2006.01) C07K 7/06(2006.01) C07K 5/083(2006.01) A61K 8/64(2006.01) (52) Cooperative Patent Classification (CPC): C07K 7/06; A61K 8/64; C07K 5/1008; C07K 5/101; C07K 5/0808; A61Q 19/08 (86) International application number: PCT/IB2023/057869 (87) International publication number: WO 2024/038345 (22.02.2024 Gazette 2024/08)

(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 (30) Priority: 19.08.2022 EP 22382791 (71) Applicant: Lubrizol Advanced Materials, Inc. Cleveland, OH 44141-3247 (US)	(72) Inventors: VALERIO SANTIAGO, Mauricio 08850 Barcelona (ES) GARCIA HERNÁNDEZ, Consuelo 08850 Barcelona (ES) ALMIÑANA DOMÈNECH, Núria 08030 Barcelona (ES) SUBIRÓS FUNOSAS, Ramon 08850 Barcelona (ES) (74) Representative: Bradley, Josephine Mary et al Kilburn & Strode LLP Lacon London 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)