Our firm, in collaboration with Linda Liu Partners, has recently closed a lengthy patent invalidation case. After a seven-year journey through the invalidation declaration procedure before the CNIPA, the first-instance trial at the Beijing Intellectual Property Court, and the second and final instance trial before the Supreme Peoples Court, we successfully secured a final ruling declaring all claims of the subject patent invalid on behalf of our client, the petitioner. One major dispute concerne...

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The partial design regime was introduced for the first time in the fourth amendment to the Chinese Patent Law, which took effect in 2021. However, owing to the absence of corresponding provisions in the Guidelines for Patent Examination, examination of partial design applications did not begin until the first half of 2023. Only after the amended Implementing Regulations of the Chinese Patent Law and Guidelines for Patent Examination came into force in early 2024 can the examination framework for...

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Recently, our firm secured a victory in the second-instance administrative litigation concerning a trademark invalidation request filed by an individual. The second-instance court ruled to revoke the first-instance judgment, revoke the Trademark Inval...

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Case No.: (2023) SPC IP No. 913 (Invention Patent Grant Case concerning Tissue Occlusion Agent) [Judgment Digest] The so-called reference documents introduced in the patent reexamination decision were not used to corroborate the content disclosed in...

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Recently, our firm won the second instance of an administrative lawsuit on invalidation declaration of a patent for invention, successfully having the patent fully invalidated by the Supreme Peoples Court due to insufficient disclosure of the specifi...

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Recently, our firm achieved a significant victory in the second instance of a design patent infringement dispute lawsuit on behalf of an electronic company. The final judgement of the second instance rejected the appeal of the defendant, and upheld t...

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Recently, our firm represented and won an administrative lawsuit for appeal of refusal of trademark application. In this case, the China National Intellectual Property Administration (CNIPA) determined that the applied mark and the cited mark were si...

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Recently, our firm represented the plaintiff, a Uzbekistan company against the defendant a Chinese company in the first instance of the civil lawsuit over the dispute over the international sale of goods, and the court of first instance fully support...

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Recently we successfully help our client, a Top 10 pharmaceutical enterprises in China, invalidate two series of patents for invention involving liposomal drugs owned by a well-known foreign biopharmaceutical enterprise, as the CNIPA has just made th...

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Recently, our firm has secured the win in the first instance for our client- the plaintiff- in an administrative litigation against an invalidation decision that upheld the validity of an invention patent. In the case, the Beijing Intellectual Proper...

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