Dr. Jacqueline Lui, President of Eagle IP Group, gave a talk titled “Are Patents Enforceable in China?” at The 9th IP Seminar.
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How the Chinese Patent Office Rejected a Plate-Making Method Based on Food Safety Law
19 October 2022Previously we published an article about CNIPA rejecting a patent application claiming a food that could also be used to treat or prevent diseases based on the food’s alleged non-compliance with Food Safety Law. China’s Food Safety Law includes a provision which states any use of a composition as a food must be strictly separated […]
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China Top 10 Patent Re-Examination and Invalidation Cases of 2020 CNIPA Upholds Bayer’s Rivaroxaban Patent
9 June 2021The development of China’s approach to patents, especially those in the pharmaceutical and biotech space, has been fascinating to watch. Those of us who have practiced in the area for a long time have been frustrated by the Chinese patent office’s overly strict rules regarding patentability (e.g., high data support standard and refusal to consider […]
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Can Post Filing Data Overcome Inventive Step in China?
19 November 2018Since 2010, the Patent Re-examination Board (PRB) has published the top 10 patent invalidation cases of the year in April of each year. The selection criteria are high social concern, significant impact on the related industry, or involve difficult legal issues and important examination criteria. Below is one of the top 10 cases that discusses […]
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How a Secondhand Ground Brush Wiped Away a Chinese Patent
4 December 2024A Chinese robot vacuum company digs up “hidden evidence” to successfully invalidate a patent owned by its biggest competitor. Highlights Background With the growth of online shopping, it is easier than ever to provide evidence of a sale when the product is still being sold on the market. But what if the product is no […]
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