The color(s) Red, white and grey is/are claimed as a feature of the mark.
The mark consists of a rounded, red outlined grey shield with a red square box containing the number "49" in white lettering on the upper left part of the shield. The shield itself contains the initials "In" in bold, red, lettering. Below, the lower third of the shield is inverted coloring from the top of the shield and contains in white lettering, the word "indium".