Kaka WangPartner

Shanghai Office
Language：Chinese, English
Expertise： Intellectual Property Antitrust & Competition Law Consumer & Retail
Tel：+86 180 2101 7367
Email：wangzhizhen@hylandslaw.com

Basic Profile

Education Background

2017.9-2020.9 | Shanghai University | Master of Law (for non-law graduates) | Juris Master (JM)

Working Experience

2023.5-Present | Hylands Law Firm (Shanghai) | Partner
2021.5-2023.4 | Shanghai Boss & Young Law Firm | Associate

Professional Qualifications

China Bar Admission
Registered Patent Agent (China)

Professional Background

Partner Wang Zhizhen specializes in intellectual property law. In the fields of patents and trade secrets, he provides clients with comprehensive legal services including patent portfolio planning and prosecution, patent analysis, patent due diligence, patent transfer/licensing, patent and trade secret litigation, patent invalidation, and trade secret compliance management. To date, he has assisted over a hundred enterprises in patent portfolio planning and prosecution, represented clients in patent and trade secret infringement lawsuits and patent invalidation cases, and managed multiple technology transfer/licensing projects.

Mr. Wang also possesses extensive experience in trademark law, having handled hundreds of trademark layout plans, applications, reviews, cancellations, invalidation, and trademark infringement litigations for clients. His industry expertise spans electromechanical automation, semiconductors, software and telecommunications, bicycle manufacturing, industrial components, internet technology, new energy, medical devices, cultural and creative industries, furniture, and apparel.

Additionally, he advises enterprises on IP compliance management and represents clients in copyright litigation and unfair competition disputes.

Social Activities

Honors and Awards

Representative Cases

  • Intellectual Property
  • Antitrust & Competition Law
  • Consumer and Retail
  • Represented a leading shared bicycle company in multiple patent infringement lawsuits against competitors involving invention patents, utility models, and design patents.         
  • Handled multiple patent invalidation proceedings for a leading shared bicycle company.        
  • Represented a renowned international materials and coatings manufacturer in trade secret misappropriation disputes.        
  • Advised a domestic pigment R&D enterprise on trade secret litigation arising from technical confidentiality breaches.        
  • Defended a Hangzhou-based water quality testing equipment R&D company in high-stakes trade secret litigation.        
  • Designed patent enforcement strategies (including evidence preservation plans) for a Shanghai sheet metal parts manufacturer.        
  • Participated in patent litigation for a Japanese stationery conglomerate, providing patent advisory, infringement evidence collection, technical claim mapping, and litigation strategy formulation.        
  • Assisted a listed company in software development contract dispute resolution.        
  • Conducted patent Freedom-to-Operate (FTO) analysis for a Chinese automotive parts producer.        
  • Developed patent compliance management guidelines for a state-owned enterprise.      
  • Represented a domestic furniture brand in an unfair competition dispute against a Changsha furniture store for imitation advertising.        
  • Represented a foreign well-known material and paint manufacturing enterprise in an unfair competition dispute against a competitor for commercial disparagement.       
    • Participated in the litigation of infringement of the appearance design patent of the Internet - famous hula hoop: provided service plans for the layout and rights protection of the appearance design of the Internet - famous hula hoop, and represented in relevant patent infringement litigation.        
    • Represented a well-known foreign clothing brand in trademark infringement disputes with infringing e - commerce merchants.        
    • Represented a medical aesthetics product company in litigation over infringement of copyright, trademark rights, and unfair competition by e - commerce merchants.        
    • Represented a medical aesthetics product company in copyright infringement disputes.        
    • Provided trademark layout plans and authorization services for a well-known Shanghai coffee brand.        
    • Provided trademark layout plans and authorization services for a well-known Shanghai mind - body - spirit training institution.        
    • Provided trademark layout plans and authorization services for a bag - producing company.   

    Publications