Skip to content
China Patent Strategy

Latest Updates on the IP Landscape in China

  • Eagle IP
  • About Our Contributors
  • Eagle IP
  • About Our Contributors
  • China,  China Patent Office,  CNIPA,  Court Cases,  Courts,  Invalidation,  National Security Clearance

    First Ever Successful Invalidation Challenge Due to Unauthorized Foreign Filing

    March 8, 2023

    What does an invention “completed” in China mean? China and the US are similar in that both countries highly value national security, and thus have rules regulating the exportation of technology and information from within their borders. This includes new inventions that arise from within their respective borders. As such, both governments require inventors who create IP within their borders to obtain approval by requesting a foreign filing license (or “confidentiality examination request“ in Chinese) before they can file a patent application in a foreign jurisdiction first (i.e., “export” the “technology”). In China, “inventions or utility models, of which the substantive content of the technical solution is completed within the…

    Read More
    eagleip No Comments

    Related Posts

    New Policies to Promote Importation of Innovative Drugs

    November 8, 2018

    Foreign companies transferring IP out of China: things to know

    October 25, 2018

    Is it Sufficient to Claim an Antibody only by Describing its Antigen?

    November 12, 2018
  • China,  EIP Patent 101 Corner,  Inventions,  National Security Clearance,  Patent Law,  US

    US vs CN: Foreign Filing License Requirements

    November 9, 2022

    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 Patent Law Article 19 (previously Article 20), if a foreign application is to be filed for an invention made in China, the applicant must submit a request to conduct a confidentiality exam to the CNIPA in advance. The CNIPA will determine whether the invention (for simplicity, the term “invention” includes invention and utility models in…

    Read More
    eagleip No Comments

    Related Posts

    New Policies to Promote Importation of Innovative Drugs

    November 8, 2018

    Foreign companies transferring IP out of China: things to know

    October 25, 2018

    Is it Sufficient to Claim an Antibody only by Describing its Antigen?

    November 12, 2018

Subscribe!

Don't miss a post! Subscribe here to join our mailing list. We will never share your contact information with anyone else.
Loading

Recent Posts

  • Feb 27, 2026 A Stratification Too Far? How the CNIPA Draws the Line on Patient Subgroups in a Recent Precision Medicine Invalidation Case
  • Jan 29, 2026 What Microsoft’s Recent Patent Invalidation Case in China Teaches Us About User Interface Patents
  • Jan 23, 2026 Beijing Supreme People’s Court Upholds Novo Nordisk Semaglutide Patent in China based on Post-Filing Data
  • Jan 07, 2026 Thin Disclosure but “Bulletproof” Protection: How a Salt Form Patent was Upheld in China Despite Minimal Data
  • Nov 13, 2025 The Secret Prior Art Trap: A Case Study on Conflicting Applications in China

Categories

Archives

  • February 2026
  • January 2026
  • November 2025
  • October 2025
  • September 2025
  • June 2025
  • May 2025
  • April 2025
  • March 2025
  • February 2025
  • January 2025
  • December 2024
  • September 2024
  • June 2024
  • May 2024
  • April 2024
  • March 2024
  • February 2024
  • January 2024
  • December 2023
  • November 2023
  • April 2023
  • March 2023
  • January 2023
  • December 2022
  • November 2022
  • October 2022
  • September 2022
  • July 2022
  • June 2022
  • April 2022
  • February 2022
  • December 2021
  • October 2021
  • August 2021
  • July 2021
  • June 2021
  • May 2021
  • April 2021
  • December 2020
  • November 2020
  • October 2020
  • July 2020
  • June 2020
  • April 2020
  • January 2020
  • December 2019
  • November 2019
  • June 2019
  • February 2019
  • January 2019
  • December 2018
  • November 2018
  • October 2018

Popular Posts

  • New Policies to Promote Importation of Innovative Drugs
  • Foreign companies transferring IP out of China: things to know
  • Is it Sufficient to Claim an Antibody only by Describing its Antigen?
  • Can Post Filing Data Overcome Inventive Step in China?
  • No % homology? How to craft allowable claim scope around sequences to comply with China’s strict written description requirements

Recent Posts

  • Feb 27, 2026 A Stratification Too Far? How the CNIPA Draws the Line on Patient Subgroups in a Recent Precision Medicine Invalidation Case
  • Jan 29, 2026 What Microsoft’s Recent Patent Invalidation Case in China Teaches Us About User Interface Patents
  • Jan 23, 2026 Beijing Supreme People’s Court Upholds Novo Nordisk Semaglutide Patent in China based on Post-Filing Data
  • Jan 07, 2026 Thin Disclosure but “Bulletproof” Protection: How a Salt Form Patent was Upheld in China Despite Minimal Data
  • Nov 13, 2025 The Secret Prior Art Trap: A Case Study on Conflicting Applications in China
  • Oct 21, 2025 From Faces to Football Fields: How Applying AI Models to Different Application Fields Can Prove Inventive in China
  • Sep 30, 2025 When Standards Evolve: How China Judges Inventiveness in Next-Gen Tech Patents
  • Sep 18, 2025 Obviousness: can features from different categories of products be combined to invalidate a design patent?
  • Sep 04, 2025 NMPA’s Releases Draft Measures for Data Protection (Data Exclusivity)
  • Jun 03, 2025 How to Protect a Crystal Form (Polymorph) Patent in China
© 2026 Eagle IP Limited
Savona Theme by Optima Themes