← EPO Patent Bulletin

HETEROCYCLIC COMPOUND, ORGANIC LIGHT-EMITTING DIODE COMPRISING SAME, COMPOSITION FOR ORGANIC LAYER OF ORGANIC LIGHT-EMITTING DIODE, AND METHOD FOR MANUFACTURING ORGANIC LIGHT-EMITTING DIODE

Grant EP4043454B1 Kind: B1 Mar 18, 2026

Inventors

KIM, Su-Yeon, YANG, Seung-Gyu, NO, Young-Seok, PARK, Geon-Yu, KIM, Dong-Jun

IPC Classifications

C07D 405/14 20060101AFI20250219BHEP C07D 409/14 20060101ALI20250219BHEP C07F 7/08 20060101ALI20250219BHEP C07D 405/04 20060101ALI20250219BHEP H10K 85/60 20230101ALI20250219BHEP C09K 11/06 20060101ALI20250219BHEP H10K 50/11 20230101ALN20250219BHEP

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