The color(s) blue, gray, orange, yellow, white and black is/are claimed as a feature of the mark.
"DUCT"
The mark consists of a gray duck with an orange beak and feet, wearing a white lab coat with 'Dr. H. Duct' in blue lettering on it. The duck has a black stethoscope around his neck and a blue retinoscope on his head, sitting atop blue open-ended ductwork with the opening depicted in black and the air-flow depicted in yellow.
Trademark: 78447073
