The mark consists of the words "US OPEN SERIES" appearing in all caps, above a design consisting of a ball and flame, and adjacent to three curved lines forming an open-ended semi-circle.
"US OPEN SERIES"
Design plus words, letters, and/or numbers
Color is not claimed as a feature of the mark.
Fire (flames), emanating from objects, words or numbers , Balls including playground balls, beach balls, billiard balls, tennis balls, bingo balls and lottery balls , Circles, incomplete (more than semi-circles) , Circles having animals as a border, Bands, curved