Copyright status of The Wizard of Oz and related works in the United States file rival trademarks. Disney filed a trademark on "Oz the Great and Powerful." One week later, WB filed its own trademark for "The Great and Powerful Oz." The US Patent and Trademark Office suspended WB's attempt at a trademark because Disney had filed basically the same one a week earlier. The Wicked Witch of the West is one of the most iconic villains of modern times. However, the iconic version of the Wicked Witch is Margaret Hamilton's portrayal in the 1939 movie, which is copyrighted. The character of the Wicked Witch from the book is in public domain, but that
Land of Oz killable. "The Wonderful Wizard of Oz" shows an early example of the problem: although the Tin Woodman does not die when his limbs and head are severed, the two wicked witches are killed (the Wicked Witch of the East could be explained that she was simply crushed and not really dead, but could not do anything anyway, and in "The Oz Odyssey", the Wicked Witch of the West comes back to life). One theory brought forth as to why the Tin Woodman does not die is discussed in Edward Einhorn's book "Paradox in Oz", where King Oz says that the