The mark consists of the term APCO-ONE in upper-case, stylized and slightly italicized font, with the word APCO being in a thicker and bolder font than the word ONE, with the hyphen touching the middle of the left side of the letter "O" in ONE, with a horizontal space running through the middle of the letters "O" and "N" in ONE, and with the middle line of the letter "E" in the word ONE extending to the left of the letter "E".
Color is not claimed as a feature of the mark.