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(11)

EP 4 816 121 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24898381.9 (22) Date of filing: 28.11.2024

(51) International Patent Classification (IPC):  B23K 37/02(2006.01) B23K 9/00(2006.01) (52) Cooperative Patent Classification (CPC): B23K 37/0282; B23K 31/125; B23K 9/32; B23K 9/02; B62D 57/02 (86) International application number: PCT/TR2024/051431 (87) International publication number: WO 2025/116869 (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: 29.11.2023 TR 2023016097 (71) Applicant: Gazi Universitesi 06560 Yenimahalle/Ankara (TR)	(72) Inventors: TOK, Hazal 55070 Samsun (TR) OZKAN, Murat Tolga 06500 Ankara (TR) ERDEMIR, Fulya 06932 Ankara (TR) (74) Representative: Sevinç, Cenk  Grup Ofis Marka Patent A.S. Ataturk Bulvari 211/11 Kavaklidere 06680 Ankara 06680 Ankara (TR)