The new edition of this leading casebook covers recent developments, such as the controversy over registration of disparaging and vulgar marks (Tam, Brunetti) and generic .com marks (Booking.com), expressive uses of trademarks, and trademarks on the internet. The domain names chapter has been substantially revised. Appendix A has been fully updated to incorporate the Trademark Modernization Act. Throughout the chapters, the editors have written provocative questions and problems to stimulate classroom discussion.