The mark consists of the letters "AADE" in red. The first "A" is larger, from the bottom of the "A" is a gray line that goes underneath all terms. Below "AADE" are the terms "AMERICAN ASSOCIATION OF DRILLING ENGINEERS" in black. The term "OF" is stylized and is in gray.
The color(s) red, black, gray is/are claimed as a feature of the mark.
"AMERICAN ASSOCIATION OF DRILLING ENGINEERS"