What does infringer mean?
An infringer is a person or organization that violates rights protected by law, especially copyrights, patents, trademarks, or contractual privileges. The term is most common in legal and regulatory contexts, where infringement can be treated as a civil wrong, a criminal offence, or both, depending on the law involved. It carries a strongly accusatory tone because it identifies someone as having deliberately crossed a protected boundary. In everyday discussion, infringer may refer more generally to anyone who intrudes on another person’s rights or expectations, though legal usage is its dominant sense. The word is especially associated with disputes over intellectual property, where dictionaries and courts commonly distinguish an infringer from the owner of the protected right. Because infringement can occur without physical damage or a conventional crime, infringer usefully identifies responsibility for unauthorized use, imitation, or encroachment. The related verb is infringe, while infringement names the act or violation itself. Overall, infringer is a formal, precise term for a party that breaches a legally protected limit.
nounA person or organization that violates or encroaches upon rights protected by law, especially copyrights, patents, trademarks, or other intellectual property rights.
- A person or organization that violates a legal right or protected interest, especially an intellectual property right.
"The company successfully sued the infringer for copying its patented design."
"The court awarded damages to the copyright holder and permanently barred the infringer from distributing the recordings."
"The report identified several patent infringers whose products used the protected design without authorization."
The regular plural is formed by adding -s.
"The court issued injunctions against several infringers."
When copyrights or patents are broken, the person doing the breaking is an infringer.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does infringer come from?
Infringer was formed in English by adding the agentive suffix -er to the verb infringe. The verb comes from Anglo-French infreindre and Latin infringere, literally “to break into,” built from in- meaning “into” and frangere meaning “to break.” Related English forms include infringement, infringing, infraction, and infrangible.
How infringer is actually used
Primarily formal and legal. It is strongly accusatory and is often used where infringement is established or alleged; infringement may be civil, criminal, or both, depending on the applicable law.