(under subclass 356) Subject matter comprising a generally disk-shaped body designed to pass through and cooperate with a buttonhole or loop to produce securement.
SEE OR SEARCH THIS CLASS, SUBCLASS:
47, for combined pin and button fasteners for cuff holders.
60, for combined button and pin fasteners for fastening or securing neckties.
103, for pin fasteners utilized to secure or fasten buttons as articles.
378.1, for hook and button fasteners.
379.1, for combined diverse multipart fasteners, one of which is a button.