Sir, this is a pirated DVD and this violates Intellectual Property Right laws. We have to detain it.

先生，这是盗版碟，违反了知识产权保护法，我们不得不扣留它。

youdao

The right to sue for the infringement of intellectual property may be based on the property laws or law of obligation.

侵害知识产权请求权可以分为财产法上的请求权和债法上的请求权。

youdao

Article 49 a party may choose the laws applicable to the assignment and licensed use of intellectual property right by agreement.

第四十九条当事人可以协议选择知识产权转让和许可使用适用的法律。

youdao

Even where Russia has the right laws, for example on intellectual property, they often fail to work reliably in practice.

ECONOMIST: Russia and the WTO