今年4月，美国专利商标局广州办事处和中国国家知识产权局在深圳联合开展了关于专利申请与执法的项目。

And in April, PTO Guangzhou and the State Intellectual Property Office jointly organized a program on patent filing and enforcement in Shenzhen.

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以地级办事处取代区级办事处意味着必须协调好州、联邦立法机构，执法机构以及本地区消费者三者之间的关系。

The regional designation for the district offices is meant to facilitate their cooperation with state and federal regulators, law enforcement agencies and consumer groups at the local level.

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