The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 25, 2026
Filed:
Aug. 21, 2020
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Esder Kang, Daejeon, KR;
Yeonhui Yi, Daejeon, KR;
Sejin Jung, Daejeon, KR;
Beomgoo Kang, Daejeon, KR;
Min Suk Jung, Daejeon, KR;
Jaesoon Bae, Daejeon, KR;
Jaechol Lee, Daejeon, KR;
Yebyeol Kim, Daejeon, KR;
Hyunju Choi, Daejeon, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/15 (2023.01); H10K 50/17 (2023.01); H10K 85/60 (2023.01);
U.S. Cl.
CPC ...
H10K 50/15 (2023.02); H10K 50/17 (2023.02); H10K 85/631 (2023.02);
Abstract
The present disclosure provides an organic light emitting device comprising a hole injection layer including a cured product of a compound represented by the following Chemical Formula 1, and a hole transport layer including a polymer containing a repeating unit represented by the following Chemical Formula 2: