Under the Copyright Act, a joint work is "a work prepared by two or more authors with the intention that their contributions be merged into inseparable or interdependent parts of a unitary whole." See 17 U.S.C. §101.
Definition from Nolo’s Plain-English Law Dictionary
Under copyright law, a collaboration between two or more authors in which their contributions are joined into a single cohesive work. Each author of a joint work has equal rights to register and enforce the copyright, regardless of how their shares in the work are divided.
Definition provided by Nolo’s Plain-English Law Dictionary.
August 19, 2010, 5:18 pm