Patent ID: 9507211
Filing Date: 2016-11-29
CPC Classification: G02F

Claim Text:
1. A liquid crystal display device including a first substrate, a second substrate and a seal for sealing liquid crystals between the first substrate and the second substrate, the first substrate having a display area in a center portion thereof and a frame area surrounding the display area as seen from perpendicularly above, wherein the frame area of the first substrate has a flat portion formed in an area close to the display area, the flat portion including a film stack which includes an organic insulation film, a transparent conductive film, and an alignment film stacked in this order, and a groove structure formed in the organic insulation film in an area away from the display area, the groove structure being continuous surrounding the display area, wherein the groove structure includes a first groove and a second groove located farther distance than the first groove from the display area, and wherein the second groove is narrower than the first groove.