The mark consists of three vertically oriented and solidly shaded rectangles, generally in the shape of the letter Y, including two spaced-apart vertically oriented rectangles on an upper horizontal level and one vertically oriented rectangle on a lower horizontal level, wherein the upper left corner of the lower rectangle touches the bottom right corner of the upper left rectangle, and the upper right corner of the lower rectangle touches the bottom left corner of the upper right rectangle.
Color is not claimed as a feature of the mark.