Dr. Jacqueline Lui, President of Eagle IP Limited, gave a lecture to the students of the LLM course at the City University of Hong Kong.

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Inventive Step for an Enantiomer over a Racemate: “L-ornidazole” Patent Invalidation Case

27 November 2023
Each year, China’s Supreme People’s Court (SPC) issues its annual “Judgment Digests”, which includes a list of “48 typical cases” highlighting representative SPC decisions in the previous year. The Judgment Digests help us understand more about the SPC’s judicial ideology, trial concepts, and adjudication methods in dealing with difficult and sophisticated legal issues as well […]

Chinese Courts Cares More About Patent Quality Now (A Doctrine of Equivalents Story)

13 December 2022
There is no doubt that the drafting quality of a patent can be crucial in determining the success (or failure!) of the patent during litigation. However, due to various reasons, patents often fail to use the right drafting strategies that best protect the invention. Too often, inexperienced or unsophisticated patent drafters merely listen to an […]

Obviousness: can features from different categories of products be combined to invalidate a design patent?

18 September 2025
Introduction “I have a tank, I have a gun—boom! Tank gun?” Each year the CNIPA releases a list of Top Ten Patent Re-examination and Invalidation Cases. These cases are meant to be guiding cases, showcasing exemplary real-world decisions that clarify certain aspects of the law. Over the next several months we will be highlighting many […]

Stay Ahead: Getting a Chinese Patent in Three Months?

23 April 2024
The China National Intellectual Property Administration (CNIPA) has announced a significant development in the realm of patent prosecution: the initiation of the "PPH Improvement Initiative" in collaboration with key patent offices from the United States, Europe, Japan, and South Korea. This initiative aims to elevate the user experience of the Patent Prosecution Highway (PPH) by […]
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