The mark consists of a black rectangular field with rounded corners within which the term "DBL" appears in white, lower case typeface above two curved ribbons and below a series of binary numbers which appear to the left of four small squares.
100, 101, 107
Design plus words, letters, and/or numbers
Color is not claimed as a feature of the mark.
Squares, three or more , Squares that are completely or partially shaded, Rectangles that are completely or partially shaded, Bands, curved