The mark consists of the overall appearance of an ambulance cot, and the colors red, black, dark grey and white as applied to the ambulance cot, wherein the color red appears on the sides of the rear supporting x-frame element and on approximately two-thirds of the sides of the front supporting x-frame element, in a thin strip along the horizontal bar spanning the tops of the supporting x-frame, the mattress pad frame, two release handles and a release button on the rear cross bar below the mattress pad frame, and wheel lock tabs, the color white appears on a section of the sides of the front supporting x-frame elements and on the exterior sides of the horizontal bar spanning the tops of the supporting x-frame, the color dark grey appears on the mattress pad, and the color black appears on substantially the entire remaining surface of the cot.