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:
Sep. 08, 2026
Filed:
Dec. 14, 2023
Samsung Display Co., Ltd., Yongin-Si, KR;
Sunggwon Moon, Yongin-si, KR;
Donghan Kang, Yongin-si, KR;
Jeehoon Kim, Yongin-si, KR;
Shinhyuk Yang, Yongin-si, KR;
Woogeun Lee, Yongin-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
A display device includes an interlayer insulating layer exposing an auxiliary line, a protection layer disposed on the interlayer insulating layer and removed from an area above the auxiliary line, a pixel defining layer disposed on the protection layer and including a first portion covering one side surfaces of the protection layer and the interlayer insulating layer and a second portion protruding toward the first portion beyond an edge of other side surfaces of the interlayer insulating layer and the protection layer and defining a undercut area, a light emitting layer covering the first portion of the pixel defining layer and exposing the auxiliary line in the undercut area, and a cathode electrode disposed on the light emitting layer and contacting the auxiliary line in the undercut area.