The color(s) black and white is/are claimed as a feature of the mark.
The mark consists of a thickly drawn black letter "S" in the middle of a white circle, with three black horizontal lines, equidistant from one another to the left of the "S" going to the edge of the black circle, and one black vertical line bisecting the "S" from top to bottom of the circle, and one black line extending from the top to bottom of the circle on an arc with the center of the arc along the left side of the "S" letter, and the top and bottom of the arc at the top and bottom of the center of the circle, and a mirroring arc on the opposite side of the circle, with that arc running along the right-hand side of the letter "S", and solid black shading filled in between that arc and the right edge of the circle, and a diagonally placed black circular line running around the central area of the circle, on a tilted axis so that the right side of the circular line is above the horizontal midpoint of the circle and the left point of the circular line is below the horizonal midpoint of the circle, and to the left of the main circle, on the circular line around the main circular, is a small, black, circular shape, approximately 1/30th the size of the main circle containing the letter "S".
SIGNAL
Trademark: 90340373
