Ninth Circuit Oral Argument A link to the audio of The Katriel Law Firm's oral argument before the United States Court of Appeals For The Ninth Circuit in the case styled as Conroy v. 3M Corp., a nationwide antitrust class action. Shortly after Roy Katriel argued this appeal before the Ninth Circuit on behalf of the plaintiff class, the parties reached, and the district court approved, a multi-million nationwide classwide settlement. Click the link to listen to the appellate oral argument.