China
Chinese Courts Cares More About Patent Quality Now (A Doctrine of Equivalents Story)
13 December 2022There 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 […]
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Amendments to the China Patent Examination Guidelines in 2022 - Part 1: New rules for designs in view of China signing onto the Hague Agreement
2 December 2022This year, China stepped further onto the international scene by signing on as a member of the Hague Agreement. The Hague Agreement is an international registration system allowing applicants to file a single international design application in a single language to obtain protection in over 100 designated member countries. The US has been a member […]
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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 published1, 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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