Complex sentence: A trade mark attorney frequently begins his or her career by joining a firm of trade mark attorneys, or a firm of patent attorneys with a department specializing in trade mark work, however increasingly large multi-discipline law firms are establishing trade mark attorney practices.
Split into simpler sentences: A trade mark attorney frequently begins his or her career by joining a firm of trade mark attorneys, or a firm of patent attorneys with a department specializing in trade mark work. Increasingly however, large multi-discipline law firms are establishing trade mark attorney practices.