Patent Disputes, Invalidation & Enforcement in China
Strategic support for patent infringement assessment, validity disputes, litigation, and enforcement matters in China.
Patent Infringement Analysis
Assess whether a product or technical solution may fall within the scope of a Chinese patent and identify the key issues affecting a potential infringement dispute.
Claim Interpretation
Analyze the relevant patent claims, technical limitations and claim scope in the context of the patent specification.
- Claim Scope Review
- Technical Limitation Analysis
- Prosecution History Review
Claim-to-Product Comparison
Map the technical features of the accused or target product against each relevant claim limitation.
- Feature Mapping
- Element-by-Element Comparison
- Key Difference Identification
Infringement Assessment
Evaluate the infringement position and identify material uncertainties and practical dispute options.
- Infringement Position
- Risk Assessment
- Next-Step Strategy
Patent Invalidation
Challenge or defend the validity of Chinese patents through claim-level analysis, prior-art review and coordinated invalidation strategy.
Validity & Prior-Art Analysis
Assess the relevant claims and identify prior art and other grounds that may affect patent validity.
- Prior-Art Search
- Novelty Analysis
- Inventiveness Analysis
Invalidation Petition Strategy
Develop claim-specific grounds, arguments and evidence for challenging a granted Chinese patent.
- Grounds Selection
- Evidence Strategy
- Petition Preparation
Patent Validity Defense
Defend patent rights against invalidation challenges through coordinated claim interpretation and validity arguments.
- Defense Arguments
- Evidence Response
- CNIPA Proceedings
Patent Litigation Support
Patent, technical and strategic support for international companies involved in infringement litigation and related patent disputes in China.
Case & Evidence Review
Review the patents, accused products, technical documents, evidence and procedural background of the dispute.
- Case Material Review
- Technical Evidence
- Patent Status Review
Technical & Patent Support
Provide claim analysis, product comparison and technical support for issues arising during patent litigation.
- Claim Analysis
- Product Comparison
- Technical Issue Support
Litigation Strategy Coordination
Coordinate patent, technical, validity and enforcement issues with litigation counsel throughout the dispute.
- Litigation Strategy
- Validity Coordination
- Counsel Coordination
Administrative Enforcement
Support patent owners seeking practical administrative enforcement options against patent infringement in China.
Evidence Preparation
Identify and organize the technical and documentary evidence needed to support an administrative enforcement action.
- Product Evidence
- Technical Documentation
- Evidence Organization
Enforcement Strategy
Assess the available administrative route and develop an enforcement plan based on the patent and dispute facts.
- Route Assessment
- Infringement Position
- Action Planning
Proceedings & Coordination
Support patent and technical issues during administrative proceedings and coordinate related enforcement steps.
- Filing Support
- Technical Coordination
- Follow-Up Strategy