The mark consists of two of the letter "z" facing each other in a symmetrical manner in a medium-sized stylized font, underneath which is the term "zendo" in a smaller font, with a circle surrounding both of the foregoing descriptions. The colors black, white, navy blue, burnt orange, forest green, olive green, red, and gray are claimed as a feature of the mark, in each case with respect to a) the font within the circle and b) the background color of the circle behind the font and c) the outline color of the circle.