聯 心 誠 意

Professional, Passion,
Quality & Sincerity

About Li & Cai

People

Service Competence

About Li & Cai

Li & Cai IP Group, founded in 1985, is specialized in various fields of intellectual property rights including patents, trademarks, copyrights, IC related fields, trade secrets and more.

Upholding the principles of linked professionalism “聯”, passion for service “心”, faith in quality “誠”, and dedication to providing security “意,” we provide clients with comprehensive and reliable services.

Our services encompass patent and trademark applications, registrations, patent portfolio management, patent map creation, patent infringement analysis, guidance on the establishment of IP rights systems for enterprises, copyright infringement analysis, civil and criminal litigation related to IP rights infringement, licensing negotiations, and enforcement of IP rights.
19 1
Founded in 1985
1 1
Approximately 140 Employees
1
Approximately 70 Patent Attorneys/Agents/Lawyers/Engineers
創辦人 蔡豐聲

Founder / President

Kenny Cai

People

Number of Employees

Approximately 140

Taiwan attorneys
Taiwan patent attorneys
China patent agents
U.S patent agents/attorneys
Taiwan trademark agents
Patent engineers

Over 70

Distribution of Technical Fields of Patent Engineers

Material Science/Chemistry: 21%
Mechanical Engineering: 39%
Electronics/Information Technology: 40%

Transnational Service and Comprehensive Protection of IP Rights

Li & Cai Intellectual Property Office offers a comprehensive, one-stop solution for global intellectual property rights strategy and implementation. By entrusting in us, clients can secure extensive global protection for their intellectual property rights through our office.
  • Providing excellent quality in patent drafting and related professional service
  • Organizing education and training courses from time to time
  • Providing preliminary patent searches and/or patent layout consultation during R&D period
  • Many colleagues of Li & Cai are qualified as China patent attorneys and provide timely consulting services to our clients.
  • Li & Cai collaborates with strategic alliance partners(outstanding IP offices) throughout China to provide our clients with professional IP services.
  • Li & Cai has a branch office in Washington DC, USA, and applications are translated, drafted, edited and proofread by American patent attorney/certified patent agent, and the follow-up responses are provided by Li & Cai’s professionals in the United States to facilitate discussion and communication with USPTO’s patent examiners on applications, which protects customer rights by virtue of a one stop service.
  • Providing various IP rights consulting services, and organizing seminars to provide current and updated knowledge and developments on intellectual property rights among different countries.

Attentive VIP Exclusive Services

Li & Cai Intellectual Property Office provides customers with the most professional and attentive VIP exclusive services
  • Provide clients with one-stop contact window, facilitate collaboration and division of labor across various professional areas
  • Rich experience in patent drafting, comprising a strong lineup of patent attorneys, professional IP rights service providers, and technical consultants
  • Provide professional consultation and training courses for patent attorneys and trademark agents
  • Organize patent practice seminars focused on China, the US, and other countries at regular intervals
  • In-depth analysis and strategic planning for patent layout, patent infringement, and both offensive and defensive litigation strategies
  • 分工處理、單一服務窗口
  • 寫稿經驗豐富、陣容強大的專利師團隊
  • 專業代理人諮詢與專業實務課程
  • 每年不定期舉辦中國、美國專利實務研討會
  • 專利侵權、訴訟攻防分析及規劃,提升聯誠服務層面及品質深度

Attentive VIP Exclusive Services

Li & Cai Intellectual Property Office provides customers with the most professional and attentive VIP exclusive services
  • Provide clients with one-stop contact window, facilitate collaboration and division of labor across various professional areas
  • Rich experience in patent drafting, comprising a strong lineup of patent attorneys, professional IP rights service providers, and technical consultants
  • Provide professional consultation and training courses for patent attorneys and trademark agents
  • Organize patent practice seminars focused on China, the US, and other countries at regular intervals
  • In-depth analysis and strategic planning for patent layout, patent infringement, and both offensive and defensive litigation strategies
  • 分工處理、單一服務窗口
  • 寫稿經驗豐富、陣容強大的專利師團隊
  • 專業代理人諮詢與專業實務課程
  • 每年不定期舉辦中國、美國專利實務研討會
  • 專利侵權、訴訟攻防分析及規劃,提升聯誠服務層面及品質深度

Contact Us

Li & Cai Intellectual Property Office
Address
  • 9F,No.69, Sec. 2, DunHua S. Rd., Taipei, Taiwan
Connection

Candour International Law Firm

Address

  • 17F,No.71, Sec. 2, DunHua S. Rd., Taipei, Taiwan
Connection