The color(s) dark orange, light orange, yellow, white, and black is/are claimed as a feature of the mark.
"AIR CLEANER"
The mark consists of an arc predominantly in the color black, with four four-sided shapes in four different colors, each separated by the color black, with the four shapes set across the top of the arc and set just below the perimeter of the arc, creating the appearance of a black outline across the top of the arc and a concentric arc below the shapes in the color black traversing the mark from left to right, with each shape decreasing in height from left to right, with the first shape being in the color dark orange, the second shape being in light orange, the third shape being in yellow, and the fourth shape being in white, and with the wording "4-STAGE AIR CLEANER" in the color white in the center of the mark, below the arc created by the four shapes.
FOUR-STAGE AIR CLEANER; FOR-STAGE AIR CLEANER
Trademark: 88600018
