The mark consists of the term "DC" in stylized lettering disposed on a discontinuous circular design element, wherein linear design elements are positioned above and below the term "DC," and the term "DCNTRLYZ" in stylized lettering positioned to the right of the circular design element, wherein a linear design element is positioned to the left of the letter "D" of the term "DCNTRLYZ," wherein linear design elements are positioned above and below the letter string "DCN," wherein linear design elements are positioned above and below the letter string "TRL".
Color is not claimed as a feature of the mark.