Donald Falk has an extensive appellate practice in which he presents oral arguments, briefs, and motions in the US Supreme Court, and many other federal and state appellate and trial courts. His work involves a wide range of constitutional, statutory, patent, securities, administrative, criminal and common law issues. Don has won a unanimous judgment before the United States Supreme Court and has successfully briefed and argued cases before the highest courts of California, Delaware, Maryland and Texas. He has much experience with California’s broad unfair competition law (Business & Professions Code § 17200). Don frequently briefs in the California state appellate courts (arguing 10 cases) and federal appellate courts (three Ninth Circuit cases). Many of those cases involved preemption under the Federal Arbitration Act.