← EPO Patent Bulletin

HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME

Grant EP4050001B1 Kind: B1 Mar 18, 2026

Inventors

LEE, Gi-Back, HEO, Yu-Jin, JEONG, Won-Jang

IPC Classifications

C07D 251/24 20060101AFI20231108BHEP C07D 239/26 20060101ALI20231108BHEP C07D 213/06 20060101ALI20231108BHEP C07D 401/10 20060101ALI20231108BHEP C07D 403/10 20060101ALI20231108BHEP C07D 405/10 20060101ALI20231108BHEP C07D 471/04 20060101ALI20231108BHEP C07F 9/58 20060101ALI20231108BHEP C07F 9/6512 20060101ALI20231108BHEP C07F 9/6521 20060101ALI20231108BHEP C07D 213/16 20060101ALI20231108BHEP H10K 85/60 20230101ALI20231108BHEP

Designated 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, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR