The color(s) blue, red, white and black is/are claimed as a feature of the mark.
The mark consists of a stylized design of a working steam engine featured in blue and white and outlined in black, a white cloud steam outlined in black appears to be coming out of the top of the steam engine, the wording "STOP GO" featured in white appears in a red, white, and black oval featured below the steam engine, in the center of the oval is a circle in red, white and black with a white star and a black letter "N" featured in the center, the term "LINE" appears below the oval which is in white surrounded by a cylinder featured in red, white and black, to the left and right of the cylinder design are two stars featured in white and outlined in black.
STOP AND GO LINE