Google went to appeals court Monday in an attempt to convince a three-judge panel to overturn a jury's verdict declaring its app store for Android smartphones as an illegal monopoly and block the penalties imposed by a federal judge to stop the misbehavior.

Google has asked a US Appeals Court to overturn an earlier verdict that had ordered it to revamp its Play Store.

Google is preparing to head back to court on Monday to appeal a ruling that found its app store was a monopoly — one of three major antitrust suits against the tech firm.