Tsai Lee & Chen


11F No. 148 Songjiang Road
Taipei 104


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Partner: Crystal J. Chen
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Quick facts:

Firm - Year of Establishment: 1995
Number of Partners: 14
Total Number of IP Practitioners: 82
Languages Spoken at the Firm: Chinese, English, Japanese

Tsai, Lee & Chen Patent Attorneys & Attorneys at Law is a top-tier IP law firm based in Taipei, Taiwan, with more than 180 full-service IP professionals and lawyers.

Firms History
Founded in 1995, Tsai, Lee & Chen Patent Attorneys & Attorneys at Law boomed with the advent of Taiwan’s high-tech industrialization. The firm is a full-service IP law department that encompasses all areas of intellectual property in prosecution, portfolio management, searches, litigation, licensing negotiation, etc., with constant trust among its reputable domestic and international clientele.

Industry Sector Strengths
The firm’s patent expertise is led by 22 patent attorneys licensed in both Taiwan and China, while another 33 patent attorneys licensed in either Taiwan or China. Their technical backgrounds encompass the fields of semiconductors, consumer electronics, thin film transistor liquid crystal display technology, mechanical and electrical engineering, optics, artificial intelligence, financial technology, computer hardware and software, telecommunications, biochemistry, pharmaceuticals, business methods and information technology.

IP filing and Portfolios Managed
The firm remains a dynamic momentum to grow. Every year it files more than 6,500 patent applications globally, while 1000 new trademark filings from domestic and international clients.

Litigation and Dispute Resolution
The firm has a record of handling many landmark cases at Taiwan IP Court. The types of litigation and disputes range from trademark, patent, copyright, unfair competition to breach of contracts. The team is sophisticated in complex trademark enforcement issue, patent invalidation and infringement as well as non-infringement analysis and declaratory actions.

The firm is joined by a senior attorney sophisticated in the Company Act and the Securities and Exchange Act, along with a strategic alliance with a Chartered Accountant. This expands the horizon of the legal expertise to resolve corporate disputes relating to company merger and acquisition, including the shareholders’ meeting, company management, investment and transaction, as well as transfer of company assets and tax issues resulting from IP.

Tsai, Lee & Chen is reputable for its representation for the globally renowned international and domestic clients in electronics, software and semiconductor industries, as well as companies in pharmaceuticals and medical devices areas.

Key IP Areas

Copyright & related rights, Designs, Intellectual property (contentious), Intellectual property (prosecution), Patent, Patent contentious, Patent prosecution, Trade mark, Trade mark contentious, Trade mark prosecution

Key Sector Expertise

Artificial intelligence, Automotive, Biotechnology, Chemical, Computer technology & services, Construction & materials, Defence, Electrical, Electronics, Fashion & luxury goods, Financial services, Food & beverage, Gaming, Industrials, Manufacturing, Mechanical, Professional services, Semiconductors, Technology hardware, Telecommunication