Mendillo v. Tinley, Renehan & Dost, LLP

**516In this appeal, we consider whether the Superior Court has subject matter jurisdiction *1156over a declaratory judgment action brought as a collateral attack on a judgment of the Appellate Court concerning the plaintiff, George E. Mendillo. The plaintiff appeals1 **517from the judgment of the trial court dismissing his declaratory judgment action against the defendants, the law firm of Tinley, Renehan & Dost, LLP (law firm), and the Connecticut Appellate Court.2 On appeal, the plaintiff, who is an attorney, claims that the trial court improperly concluded that his challenge to the Appellate…