Patent ID: 9361814
Filing Date: 2016-06-07
CPC Classification: G09F

Claim Text:
1. A backlit sign, comprising: a light transmissive front panel; a back panel; a plurality of backlight modules mounted on a side of the back panel that faces the front panel; indicia on the front panel or on a light transmissive substrate disposed adjacent the front panel; wherein the backlight modules are spaced apart on the back panel, each module including at least one light emitting diode and a lens member disposed over the light emitting diode, the lens member having a base portion having a generally planar upper surface and a lens portion projecting from the base portion, the lens portion disposed over the light emitting diode and having a cross-sectional shape in a plane parallel with the generally planar upper surface of the base portion that is generally square with rounded corners to direct and distribute visible light from the light emitting diode toward the front panel in a generally square pattern, whereby the backlight modules are arranged in an array of rows and columns in which edges of adjacent illumination patterns from the modules abut to form a square or rectangular composite illumination pattern having substantially uniform color and intensity.