Patent ID: 11925104
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Organic fine chemistry (Chemistry)
Classification: CPC H  C | IPC C  H

Claim 3:
4. The organic light-emitting device of claim 1, wherein:
Y11, Y12, and Y13 are each C, and Y14 is N;
Y11, Y12, and Y14 are each C, and Y13 is N,
Y11, Y13, and Y14 are each C, and Y12 is N;
Y12, Y13, and Y14 are each C, and Y11 is N;
Y11 and Y14 are each C, and Y12 and Y13 are each N;
Y11 and Y14 are each N, and Y12 and Y13 are each C;
Y11 and Y12 are each C, and Y13 and Y14 are each N;
Y11 and Y12 are each N, and Y13 and Y14 are each C;
Y11 and Y13 are each C, and Y12 and Y14 are each N; or
Y11 and Y13 are each N, and Y12 and Y14 are each C.