On June 1, 2021, the Fourth Amendment to the Chinese Patent Law became effective. Discover how the patent system works in China.Article 76 of the newly amended Chinese Patent Law lays out basic provisions of how patent linkage will work. The validity of the patent involved is usually crucial to a patent infringement dispute. Conclusion: Patentee could select China as another battlefield of patent infringement lawsuits because. □ Court conclude patent litigation in a faster way. In a retrial of a dispute over invention patent infringement, Strix Ltd v. The other way is to enter the national phase in China based on an International (PCT) Patent Application. It can put up one more obstacle for Chinese exporters and to protect a potentially important consumer market. Generic drug applicants must make one of the following four types of certifications as to each patent listed in the.