To view or download the 2021 Supplement to this book, click here. The new edition of this leading casebook covers recent developments, such as the controversy over registration of disparaging marks (the "Slants" and "Redskins" litigations), expressive uses of trademarks, protection of famous foreign trademarks, and trademarks on the internet. The Dilution chapter has been substantially reorganized. Throughout the chapters, the editors have written provocative Questions and Problems to stimulate classroom discussion. The current edition also contains more visual material. As with the 5th edition, the 6th edition will be available in a looseleaf version for $75. An updated Teachers Manual is also available for professors teaching Trademark Law.