Color is not claimed as a feature of the mark.
"ACK"
The mark consists of an "X" forming four, triangular-like sections. From the left, to the top middle, and to the right, consists of the letters "A", "C", and "K", respectively, in each section. The lower center section consists of an image of an anchor with the numbers "41" to the left of the top center of the anchor and "70" to the right of the top center of the anchor.
ACK FOUR ONE SEVEN ZERO; ACK FORTY ONE SEVENTY