The mark consists of the word "OPTIMISM" in white above the letter "W" in white, which is followed to the right by a white image of a person walking, followed to the right by the letter "L" in white, followed to the right by the letter "K" in white, where all of the foregoing appears on a green parallelogram background, which is followed to the right by the word "AMERICAN" in blue, above the words "PARKINSON DISEASE" in blue, above the word "ASSOCIATION" in blue.
The color(s) green, blue, and white is/are claimed as a feature of the mark.
"WALK" AND "AMERICAN PARKINSON DISEASE ASSOCIATION"