The mark consists of the six letters "S","T","A","R","T" "U" and a pair of arches. In the colors green and blue. The literal element of the mark is as follows; The first four letters spell the word "STAR" indicating the company star controls. The last three letters "RTU" represent the "RTU" products associated with the mark. The letter "R" is shared in the literal element. The graphic element of the mark is as follows; The first letter in the group is "S" and is in upper case. The second and third letters "T" and "A" are lower case and the last three letters in the group "R" "T" and "U" are in upper case. The first arch is over the letters "S" "T" and "A". The second arch is over the letters "R" "T" and "U". The two arches together symbolize the wings of a bird in flight. The color element of the mark is as follows; The first three letters "S" "T" and "A" are in green. The last three letters "R" "T" and "U" are in blue. The first arch over the letters "S" "T" and "A" is in green. The second arch over the letters "R" "T" and "U" is in blue.