The color(s) black, red, gray, blue and light blue is/are claimed as a feature of the mark.
The mark consists of the greek symbol alpha, centered between two facing crescent shapes, all inside a circle, where the color black appears in the outlines of the greek symbol alpha and the crescent shapes, the color red appears filling in the open part of the greek symbol alpha, the color gray appears in the crescent shapes, the color blue appears in the outline of the circle, and the color light blue appears in the background of the circle.