The color(s) black, white, and varying shades of blue (i.e. dark blue, light blue) is/are claimed as a feature of the mark.
The mark consists of a liThe mark consists of a light blue background fading into white. There is a light blue arrow pointing northeast behind the language in the logo. The fonts Impact, Helv Bld Cond, and Helv Med Cond are used. The words "PURE AIR" in black font at the top center of the logo. There are two blue arrows between the words "PURE" and "AIR", the first is pointing northeast and the second is pointing southwest. The work "DEF" in dark blue fading to white fading back to dark blue font outlined first in white font and outlined again in black font at the middle center of the logo. The words "DIESEL EXHAUST FLUID" in dark blue font at the bottom center of the logo.ght blue background fading into white. There is a light blue arrow pointing northeast behind the language in the logo. The fonts Impact, Helv Bld Cond, and Helv Med Cond are used. The words "PURE AIR" in black font at the top center of the logo. There are two blue arrows between the words "PURE" and "AIR", the first is pointing northeast and the second is pointing southwest. The work "DEF" in dark blue fading to white fading back to dark blue font outlined first in white font and outlined again in black font at the middle center of the logo. The words "DIESEL EXHAUST FLUID" in dark blue font at the bottom center of the logo.