Copyright refers to the exclusive legal rights granted by the government to a creator (such as an author, editor, compiler, composer, playwright, or publisher) to publish, produce, sell, or distribute copies of a literary, musical, dramatic, artistic, or other work.
In the United States, copyright exists under the United States Constitution, Art. I, §8 "[t]o promote the progress of science and useful arts."1 The copyright law, enacted by Congress, is contained in Title 17 of the U.S. Code.2