The owner of a suburban indoor ice rink failed to state an antitrust claim against the organization that governs amateur hockey in Illinois, a federal appeals court held.The 7th U.S. Circuit Court of Appeals declined to revive a lawsuit accusing the Amateur Hockey Association of Illinois of monopolizing the sport in violation of Section 2 of the Sherman Act.Plaintiff Black Bear Sports Club Inc., which owns the Center Ice of DuPage ice rink in Glen Ellyn, maintains the association is preventing it from sponsoring a club at …