• CHANG TSI
  Insights

  April30

  2025

  Changes of Examination Practice about Reexamination Stage

  
• CHANG TSI
  Insights

  April28

  2025

  Chang Tsi & Partners Assists High Performance Industries, Inc. (U.S.) in Successfully Combating Intellectual Property Infringement on Cross-Border E-commerce Platform

  
• CHANG TSI
  Insights

  April27

  2025

  Chang Tsi's Trademark Opposition Case Selected as One of the CNIPA's Top Ten Typical Cases of the Year.

  
• CHANG TSI
  Insights

  April25

  2025

  A Milestone in Criminal Protection of Intellectual Property: China Releases Latest Judicial Interpretation Ahead of Intellectual Property Day

  
• CHANG TSI
  Insights

  April25

  2025

  Case Study: Ruiguang v. B (confidential) Unfair Competition Civil Lawsuit

  
• CHANG TSI
  Insights

  April25

  2025

  Overcome the Five-Year Limitation on Trademark Invalidation via Asserting Well-Known Trademark Recognition in Litigation

  
• CHANG TSI
  Insights

  April25

  2025

  The Upgraded Path of Intellectual Property Protection for Foreign Enterprises in China

  
• CHANG TSI
  Insights

  April17

  2025

  Beyond Mainland China: Navigating Hong Kong’s Unique Patent System

  
• CHANG TSI
  Insights

  April16

  2025

  The legal path and practical strategies for converting intellectual property customs detention cases into criminal cases.

  
• CHANG TSI
  Insights

  April16

  2025

  Legal Analysis and Strategic Responses to the Upcoming Suspension of the Design Patent Expedited Examination Program ("Rocket Docket")

  
• CHANG TSI
  Insights

  April15

  2025

  Why purely Chinese trademarks cannot be registered in Vietnam

  
• CHANG TSI
  Insights

  April09

  2025

  Gängige Arten von KI-Patentanmeldungen und entsprechende rechtliche Fragen und Prüfanforderungen

  
• CHANG TSI
  Insights

  April09

  2025

  Common Types of AI Patent Applications and Corresponding Legal Issues and Examination Requirements

  
• CHANG TSI
  Insights

  April07

  2025

  Practical Guidance on Hearing in Trademark Administrative Penalty Cases - Introducing from Procedural Norms, Time Requirements to Strategic Points

  
• CHANG TSI
  Insights

  April03

  2025

  Comparison and Selection of Domain Name Dispute Arbitration Institutions in China

  
• CHANG TSI
  Insights

  April01

  2025

  A Visual Guide to the Restoration of Priority Rights, Addition, or Correction of Priority Claims in Chinese Patent Applications

  
• CHANG TSI
  Insights

  March28

  2025

  ChangTsi IP Commercial & Corporate Team Successfully Defends Patent Rights for a Prestigious International Fashion Brand in a Cross-Border Patent Dispute

  
• CHANG TSI
  Insights

  March26

  2025

  What’s the Matter with the “千禾0”("Qianhe 0 in Chinese") Trademark?

  
• CHANG TSI
  Insights

  March24

  2025

  Considerations for Submitting a PCT Application which claims Domestic Priority with CNIPA as the Receiving Office

  
• CHANG TSI
  Insights

  March20

  2025

  Recent Changes in China’s Trademark Cancellation Practice

  
• CHANG TSI
  Insights

  March17

  2025

  Excess Claims Fee and Strategy for Avoiding Excess Claims Fee

  
• CHANG TSI
  Insights

  March14

  2025

  Key Considerations in Technology Cooperation and Material Transfer Agreements between Foreign Companies and Chinese Universities

  
• CHANG TSI
  Insights

  March13

  2025

  The latest developments and insights on the application of the principle of good faith in the patent invalidation proceeding of China

  
• CHANG TSI
  Insights

  March11

  2025

  Regarding how to avoid pitfalls in the application for business method patents and unlock innovative value

  
• CHANG TSI
  Insights

  March06

  2025

  WI-CARE PURE：Successfully Overcome the Refusal

  
• CHANG TSI
  Insights

  March05

  2025

  The Decision Between Identification and Inspection in Technology-driven Intellectual Property Cases

  
• CHANG TSI
  Insights

  March04

  2025

  Bridging the Gap: Educating Customs Officers During Brand Transitions to Combat Counterfeiting in Taiwan

  
• CHANG TSI
  Insights

  February28

  2025

  Domestic Priority Claim for Design Patents in China

  
• CHANG TSI
  Insights

  February26

  2025

  Safeguarding Unregistered Well-Known Trademarks in Taiwan

  
• CHANG TSI
  Insights

  February24

  2025

  2024 Trademark Data Review: Industry Trends and Chang Tsi's Performance

  
• CHANG TSI
  Insights

  February19

  2025

  Problems and Suggestions on the Writing of the Effects of Patent Technology

  
• CHANG TSI
  Insights

  February18

  2025

  Chang Tsi IP Commercial & Corporate Team Successfully Defends an Outstanding Food and Beverage Company Against "Shadow Company" in Hong Kong

  
• CHANG TSI
  Insights

  February14

  2025

  Double-patenting Issue and Abnormal Patent-filing Behaviors about Filing Two or More Divisional Applications

  
• CHANG TSI
  Insights

  February13

  2025

  Invalidation action against the trademark “MK Logo”

  
• CHANG TSI
  Insights

  February11

  2025

  Accelerated Examination Routes for Chinese Invention Patent Applications

  
• CHANG TSI
  Insights

  February10

  2025

  Chang Tsi Wins ORTHOLITE Trademark Infringement Case with One-Time Punitive Damages Awarded

  
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