what type of protection does u.s. law grant the creator of a book film or piece of music
Copyright law of the United States The copyright law of the United States tries to encourage the creation of art and culture by rewarding authors and artists with a set of exclusive rights. Copyright law grants authors and artists the exclusive right to make and sell copies of their works, the right to create derivative works, and the right to perform or display their works publicly. These exclusive rights are subject to a time limit, and generally expire 70 years after the author's death. In the United States, any music composed before January 1, 1923, is generally considered public domain.
Prior restraint Prior restraint is often considered a particularly oppressive form of censorship in Anglo-American jurisprudence because it prevents the restricted material from being heard or distributed at all.[4]:318 Other forms of restrictions on expression (such as actions for libel or criminal libel, slander, defamation, and contempt of court) implement criminal or civil sanctions only after the offending material has been published. While such sanctions might lead to a chilling effect, legal commentators argue that at least such actions do not directly impoverish the marketplace of ideas.[4]:319 Prior restraint, on the other hand, takes an idea or material completely out of the marketplace. Thus it is often considered to be the most extreme form of censorship.[4]:319 The United States Supreme Court expressed this view in Nebraska Press Assn. v. Stuart by noting: