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We give talks and write regularly about patent law, especially cases and changes in the law that we find interesting.
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China Proposes New Examination Guidelines for Utility Models
24 November 2022The Utility Model (UM) in China has always been a popular choice for patent filing due to its relatively low cost and speed of prosecution. The UM prosecution only includes a preliminary examination, which is essentially a mini (stripped down) version of an invention application’s substantive examination.[1] With the simplified examination process, UMs are typically […]
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China Announcing More Proposed Amendments to the Examination Guidelines in 2022
17 November 2022It’s been a year and a half since the new Chinese Patent Law came into effect (1 June 2021). Although various versions of draft Examination Guidelines have been released, thus far no official finalized versions have been confirmed. On October 31, 2022, yet another new list of proposed amendments was published[1], this time consolidating the […]
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US vs CN: Foreign Filing License Requirements
9 November 2022In China, foreign filing requirements are generally very similar to the US — a foreign filing license is required if a foreign application is to be filed first for an invention made in the country. The Chinese equivalent to the US foreign filing license is called a confidentiality examination for foreign filing. According to Chinese […]
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Compositions Limited by Use: A Cautionary Tale
26 October 2022Section 4.2.3, Part II Chapter 10 of the CNIPA’s Examination Guidelines (“Guidelines”) stipulates that if the specification only discloses one property or use of a composition, the composition claim shall be drafted as a “composition limited by the function or the use”. Furthermore, it specifically states that “most pharmaceutical claims shall be drafted as claims […]
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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’s Supreme People’s Court (SPC) Hands Down First Patent Linkage Appeal Decision
21 September 2022China has been implementing a plethora of new laws and measures that are particularly favorable to drug companies, such as patent term extension and patent linkage. Details of the new implementation measures for patent linkage (technically “early dispute resolution mechanisms for drug patents”) came into effect on July 4, 2021. At around the same time, […]
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SPC Upholds $2M RMB Award in China’s First Patent Case on a Biological Deposit
4 July 2022On 28 Feb 2022, China’s Supreme People’s Court (SPC) issued its annual “Judgment Digests”, which includes a list of “48 typical cases” highlighting representative SPC decisions in 2021. 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 […]
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China Hands Down First Batch of Patent Linkage “Paragraph IV” Litigation Results
30 June 2022China has been implementing a plethora of new laws and measures that are particularly favorable to drug companies, such as patent term extension and patent linkage. Details of the new implementation measures for patent linkage (technically “early dispute resolution mechanisms for drug patents”) came into effect on July 4, 2021. At around the same time, […]
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What Kind of Damage Awards Can You Get in China?
16 June 2022Is it worth filing for a patent in China? What kind of damage awards can you get? Pharma companies care more about injunction than damage awards, since it’s quite unlikely that any damage award can compensate for the large amounts of money that may be lost for patent infringement. Chinese courts often issue injunctions in […]
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China Releases Draft Implementation Guidelines for the Drug Administration Law
2 June 2022The latest draft implementation guidelines for China’s Drug Administration Law (“Guidelines”) are out and open for comment. Previously, the new implementation measures for early dispute resolution mechanisms for drug patents (“Patent Linkage Measures”) came into effect on July 4, 2021. The Guidelines indicate that the final approval of generic chemical drug applications for marketing approval […]
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How Smart is a "Skilled Person in the Art"?
11 April 2022Let’s start with a riddle: can you name a person who has read every book, every journal, conducted every known experiment, and is knowledgeable about every single patent prosecution / litigation in the world? The answer? A “skilled person in the art.” This person is also known as a “person having ordinary skill in the […]
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Patent Eligibility for Software in China
4 April 2022Technology has progressed significantly since the early days of patent law, when US lawmakers in 1952 could only envision patentable subject matter into categories like “process, machine, manufacture, or composition of matter.” The recent explosion of new types of innovations that don’t fall neatly into these categories has resulted in a game of catch-up, where […]
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