Patent attributes
An organic light-emitting display device including: a substrate having a display area and a peripheral area outside the display area; a thin-film transistor disposed in the display area, the thin-film transistor including a semiconductor layer, a gate electrode, a source electrode, and a drain electrode; an organic insulating layer configured to cover the thin-film transistor in the display area and including a first opening located in the peripheral area; and a pattern portion disposed on the substrate to correspond to the first opening, the pattern portion including: a first pattern layer and a second pattern layer at least partially overlapping each other, and an inorganic insulating layer disposed between the first pattern layer and the second pattern layer over the display area and the peripheral area.