The color(s) yellow, green and orange is/are claimed as a feature of the mark.
The mark consists of the number "1" in white cut-out of solid yellow circle, then the number "2" in white cut-out of solid green circle, then the number "3" in white cut-out of solid orange circle, with each of such numbers appearing in sequential order with the word "Checking" appearing thereafter.
ONE TWO THREE CHECKING