Dr. H.C. Lui, Director of Eagle IP Limited, participated the 7th Asia Solar PV Industry Exhibition which it held at Shanghai World Expo Exhibition & Convention Centre.
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What is the difference between an Invention Patent and a Utility Model Patent?
13 August 2021There are two types of patent protection in China. Invention patents (similar to a US utility patent) have a term of 20 years from the date of filing and may be granted for both methods and products. Utility model patents (similar to a petty patent) may be granted in China for technical solutions that relate […]
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How to Protect a Crystal Form (Polymorph) Patent in China
4 June 2025Crystalline forms are critical to pharmaceutical patents, offering extended protection for improved stability, bioavailability, or manufacturability. However, securing such patents in China has grown increasingly difficult due to the China National Intellectual Property Administration (CNIPA)’s strict patentability criteria. Unlike the U.S. or Europe, where structural novelty or problem-solving utility may suffice, China demands quantifiable evidence of […]
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Foreigners Beware: China Proposes Requiring IP Made Using Exported Chinese Genetic Resources to be Co-Owned by Chinese Collaborators
22 March 2023Proposed Examination Guidelines for the New Chinese Patent Law – Topic 2: Genetic Resource Restriction How Will the Tightened Genetic Resource Restrictions Affect Your IP In 2019-2021, China’s Ministry of Science and Technology (“MOST”, or the Science Ministry) established several laws and regulations with respect to biosafety1 and human genetic resources management2 (collectively referred as […]
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What Microsoft’s Recent Patent Invalidation Case in China Teaches Us About User Interface Patents
29 January 2026Each year the CNIPA publishes its Top Ten Patent Re-examination and Invalidation Cases for the previous year. These cases are meant to be guiding cases, showcasing exemplary real-world decisions that clarify certain aspects of the law. Today we’ll be sharing about one of the Top 10 Invalidation Cases in 2024 involving Microsoft (China) Co., Ltd. […]
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