English Dictionary

doctrine of equivalents

noun

(law, US) A legal rule in most patent systems that allows a court to hold a party liable for patent infringement when the infringing device or process does not fall within the literal scope of a patent claim, but nevertheless is equivalent to the claimed invention.

The doctrine of equivalents is a legal principle used in patent law.

意味（1）

(law, US) A legal rule in most patent systems that allows a court to hold a party liable for patent infringement when the infringing device or process does not fall within the literal scope of a patent claim, but nevertheless is equivalent to the claimed invention.