The mark consists of White letters on black rectangle, with blue lines bordering letters, plus O is green enclosing blue circles representing hydrogen molecules.
021, 023, 026, 036, 038
Design plus words, letters, and/or numbers
The color(s) black, white, green and blue is/are claimed as a feature of the mark.
Circles, two (not concentric) , Circles touching or intersecting, Circles that are totally or partially shaded., Rectangles that are completely or partially shaded, Letters or words underlined and/or overlined by one or more strokes or lines, Geometric figures forming letters, numerals or punctuation