Inventions
BREAKING NEWS: New Pilot Program for Hong Kong Applicants to get Accelerated Patent Examination in the Chinese Patent Office Starting January 1, 2023
2023年1月4日New year, new resolutions! The CNIPA has recently announced a pilot program that provides Hong Kong applicants the opportunity to expedite their patent applications filed in China. Starting 1 Jan 2023, Hong Kong permanent residents and entities legally registered in Hong Kong can request prioritized examination for their invention patent applications before the CNIPA. To […]
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Chinese Courts Cares More About Patent Quality Now (A Doctrine of Equivalents Story)
2022年12月13日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 […]
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China Announcing More Proposed Amendments to the Examination Guidelines in 2022
2022年11月17日It’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
2022年11月9日In 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
2022年10月26日Section 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
2022年10月19日Previously 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 DIVISIONAL PATENT STRATEGY: Recent Judgment Narrows What Constitutes “Different Inventions” for Divisionals
2021年12月6日In China, patents applicants take advantage of a commonly-used divisional filing strategy to achieve a fine-tuned balance between protection scope and protection period (if used properly). Patent applicants (especially foreign applicants) widely welcome this well-established strategy, and up until now, have used it with much success. In fact, we recommend this strategy and have even […]
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CHINA: How Prohibiting "Illegal" Inventions Runs into Food Safety Law
2021年10月22日Chinese Patent Law has an interesting provision that specifically prohibits patent protection on “illegal” or “immoral” inventions. What does this mean, exactly? According to Article 5.1 of the Chinese Patent Law, “no patent shall be granted for an invention that contravenes any law or social moral or that is detrimental to public interests.” On its […]
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What is the difference between an Invention Patent and a Utility Model Patent?
2021年8月13日There 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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Can Post Filing Data Overcome Inventive Step in China?
2018年11月19日Since 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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