Infringement
The encroachment, breach, or violation of a right, law, regulation, or contract.
The term is most frequently used in reference to the invasion of rights secured by COPYRIGHT, patent, or TRADEMARK. The unauthorized manufacture, sale, or distribution of an item protected by a copyright, patent, or trademark constitutes an infringement.
Additional topics
Law Library - American Law and Legal InformationFree Legal Encyclopedia: Indirect evidence to Internal Revenue Code