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:
Dec. 02, 2025
Filed:
Nov. 21, 2022
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/131 (2023.01); H10H 20/857 (2025.01); H10H 29/49 (2025.01); H10K 59/122 (2023.01); H10K 59/124 (2023.01); H10K 59/80 (2023.01);
U.S. Cl.
CPC ...
H10K 59/80522 (2023.02); H10H 20/857 (2025.01); H10K 59/122 (2023.02); H10K 59/124 (2023.02); H10K 59/1315 (2023.02); H10H 29/49 (2025.01);
Abstract
A light emitting display device includes a circuit layer having an auxiliary power electrode disposed on a substrate, a first protective layer covering the circuit layer, a second protective layer disposed between the first protective layer and the auxiliary power electrode, a contact portion penetrating the first protective layer and the second protective layer to expose a portion of the auxiliary power electrode, and a step cover pattern disposed in a step coverage region between the first protective layer and the second protective layer in the periphery of the contact portion.