The mark consists of a stylized, lower-case letter "G" formed by two black circles, one directly above the other, and a curved black line connecting the left side of each circle. The top circle is filled in blue, and the lower circle is filled in red. A curved black line extends from the top circle to the right, ending inside two concentric black circles. "GILSULATE 500XR" is in black, centered below the "G". A single black square encloses the design and wording.
Design plus words, letters, and/or numbers
The color(s) black, blue and red is/are claimed as a feature of the mark.
Circles, two (not concentric) , Circles that are totally or partially shaded., Plain single line squares, Bands, curved