The mark consists of three words "North American Hirudin" on the right side of a stylized hexagon shape. The top word "North" features the first letter "N" in the color red and the rest of letters in the color black. The middle word "American" features the first letter "A" in the color red and the rest of letters in the color black. The bottom word "Hirudin" features the first letter "H" in the color red and the rest of letters in the color black. The first letters of the three words are aligned. The stylized hexagon shape features two distinct image areas. The first image on the top half and middle of the hexagon shape features the design of five abstract green leaves. The second image on the bottom half of the hexagon shape features the design of three red molecular groups connected by two abstract white bonds. The first and second images are on a blue background.