Color is not claimed as a feature of the mark.
The mark consists of a rectangular shape that is filled in but for a pair of curved s-shapes running substantially parallel to each other from the bottom to the top of the rectangular shape, a vertical line to the right of the rectangular shape, the words STERLING LAW OFFICES, S.C. to the right of the vertical line with the word STERLING shown above the words LAW OFFICE, S.C., and a horizontal line shown below the words LAW OFFICE, S.C.