• CHANG TSI
  Insights

  November28

  2025

  Understanding China’s Pharmaceutical Patent Linkage System: Framework and Case Overview (Part 1)

  
• CHANG TSI
  Insights

  November26

  2025

  Victory Against Trademark Infringement and Unfair Competition: Edelman Shoe, Inc. Secures Justice with Landmark Court Ruling

  
• CHANG TSI
  Insights

  November25

  2025

  New Patent Examination Standards for AI Technologies in China

  
• CHANG TSI
  Insights

  November24

  2025

  Identifying Repeated Litigation: Key Legal Standards

  
• CHANG TSI
  Insights

  November21

  2025

  Examination Changes on Patents Relating to Biological and Chemical fields in Amendments to Guidelines for Patent Examination in 2025

  
• CHANG TSI
  Insights

  November20

  2025

  Successfully Overcomes Two Major Hurdles in Trademark Invalidation, Voiding a Malicious Trademark Registered Over Five Years

  
• CHANG TSI
  Insights

  November18

  2025

  Maldives Enters a New Era of Trademark Protection – Official Registration System Launches in 2026

  
• CHANG TSI
  Insights

  November17

  2025

  Comparison of Amendments to the Patent Examination Guidelines (2025)

  
• CHANG TSI
  Insights

  November17

  2025

  Revision of the Patent Examination Guidelines Has Been Published and Will Take Effect on January 1, 2026

  
• CHANG TSI
  Insights

  November04

  2025

  Navigating China’s Patent Term Adjustment (PTA) & Extension (PTE): A Guide for IP Professionals

  
• CHANG TSI
  Insights

  October31

  2025

  Regulating AI and Strengthening Legal Liability: China’s Cybersecurity Law Revision Completed

  
• CHANG TSI
  Insights

  October30

  2025

  China IP Litigation Watch: Key Developments and Strategic Shifts in October 2025

  
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