prosecution

New Remedy in China for Fixing "Errors" in a Patent Application: Incorporation by Reference

21 March 2024
Background As mentioned in our earlier article, the Implementation Regulations of the Chinese Patent Law (“Regulations”, similar to the CFR in the US) were approved in November, and the CNIPA finally made public the full text of the Regulations just before the arrival of the New Year. At the same time, the CNIPA also released the new […]

IP Strategies for the Newly Released Implementation Regulations of the 4th Amendment of the Chinese Patent Law: Part 3: The 15-Day Mailing Period is Mostly Going Away

28 February 2024
A Closer Look at the New Presumed Receipt Date Calculation Background China has finally released the long-awaited Patent Law Implementation Regulations (“Regulations”) and associated "Patent Examination Guidelines" (“Guidelines”, similar to the United States' MPEP) which provide further clarity and details of the new Chinese patent law. Today’s article will focus on changes that impact how […]

IP Strategies for the Newly Released Implementation Regulations of the 4th Amendment of the Chinese Patent Law: Part 1: Delayed Examination

25 January 2024
December 2023 appears to have been an exceptionally busy and fruitful month in the China patent space. Following the State Council’s approval of the long-awaited Patent Law Implementation Regulations (“Regulations”, similar to the CFR in the US) in November, the CNIPA finally made public the full text of the Regulations just before the arrival of […]

China Proposes New Examination Guidelines for Utility Models

24 November 2022
The 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 […]

Compositions Limited by Use: A Cautionary Tale

26 October 2022
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 […]

China’s Supreme People’s Court (SPC) Hands Down First Patent Linkage Appeal Decision

21 September 2022
China 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, […]

SPC Upholds $2M RMB Award in China’s First Patent Case on a Biological Deposit

4 July 2022
On 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 […]

CHINA DIVISIONAL PATENT STRATEGY: Recent Judgment Narrows What Constitutes “Different Inventions” for Divisionals

6 December 2021
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 […]

CHINA: How Prohibiting "Illegal" Inventions Runs into Food Safety Law

22 October 2021
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 […]

Do Invention and UM Patents Filed on the Same Day Rise and Fall Together?

19 August 2021
Snippets of Court Cases, Provisions, and Key Observations about China’s IP Landscape Seminal Cases by the SPC Recently, the Intellectual Property Division of the Supreme People's Court (SPC) issued a list of seminal (精品) cases. Although China is not a case law country, such seminal cases issued by the SPC have high guiding impact for […]
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