Taiwan

Established in 1999, ALIPO, the Asia Liuh Intellectual Property Office, takes credit for more than 12,000 patents and 20,000 trademarks. The firm is headquartered in Taichung, with a branch office in Kaohsiung. 

Asian Pacific Int’l Patent & Trademark Office boasts 300,000 clients worldwide for its patent, trademark, copyright and legal services. With an office in New Taipei City, the firm offers the full range of IP services to clients including large corporations, government organizations, educational institutions and individuals. The firm has more than 80 qualified patent engineers who are experienced in mechanical, electronic, ecommerce, software, green energy technology, semiconductor, photonics, chemical industry, culture and creative industry. Asian Pacific will celebrate its 50th anniversary in 2024.  

Baker McKenzie enjoys a prominent presence in Taiwan. The firm assisted LVM in filing a preliminary injunction against MF Production Co., its representative, and CEO for selling infringing products and using patterns similar to Louis Vuitton’s trademarks. The firm’s patent capabilities include computer systems and peripheral devices, semiconductors and packaging, optoelectronics, liquid crystal display, communication systems, software, business methods, biotechnology and medical equipment. The trademark team registers trademarks, drafts licensing contracts, negotiates disputes and advises on trademark, trade secret and copyright protection. The key contact for the Taipei office is managing partner Seraphim Ma. The firm holds AI collaboration with SparkBeyond to reimagine the legal industry and was named Asia Pacific patents firm of the year at the 2023 Asia IP Awards.  

Best International IP Co. in Taipei focuses on patents, including invention patents, utility model patents and design patents, and also provides trademark and brand strategy services. The boutique firm has lawyers with specialization in the fields of chemistry, electronics and IT, mechanical engineering and life sciences/biotechnology.  

Brain Trust International Law Firm is located in Taipei and provides advice on a wide range of intellectual property issues with an eye towards its intersection with taxation and antitrust and competition law. Managing partner Hung Ou Yang, who specializes in transnational legal disputes, is a key contact. He advised Ferrari with regard to trademark infringement, among many other cases. The firm can also provide international legal suggestions in relation to various jurisdictions, such as China, the United States, Australia and South Africa.  

Chen & Lin is a firm that engages in general business practice in Taiwan, providing clients with a full range of business law services, including corporate, securities, finance, intellectual property and other types of business litigation. The firm has offices in Taipei, Hsinchu and Kaohsiung. Known for its top intellectual property practice and competition law, disputes and investigations, capital and M&A, privacy and entertainment, labor and compliance, life science and technology. Partner Shelly Chen is also a key contact. The firm was named Taiwan copyright firm of the year at the 2023 Asia IP Awards in Singapore. 

Chien Yeh & Associates is led by chief counselor Wen-Pin (Peter) Lai, who established the firm in 1985. When Taiwanese businesses began to enter the mainland China market in the 1990s, Lai wrote a series of 35 articles for the Taiwan External Trade Development Council about the mainland’s IPR system in an attempt to quell some of the then-frequent trademark disputes between the two jurisdictions. Lai was one of the first Taiwanese arbitrators in China and has worked as an arbitrator in the Beijing Arbitration Commission since 2007. Tsun-Min Wang and Yi-An Lai are partners in the firm; Lai sits on INTA’s Global Advisory Council. 

Deep & Far was founded by CF Tsai and established in 1992. The firm’s key practice areas are patents, trademarks, copyright, trade secrets, unfair competition, licensing, counselling, litigation and transactions. The firm prosecutes worldwide patent matters for local clients, mainly in Taiwan, and significantly in mainland China and Hong Kong, with minor representation in Macau, Singapore, South Korea and Japan. The firm focuses on all aspects of IP including patents, trademarks, copyright, trade secrets and unfair competition. Tsai is friendly and helpful in handling IP questions. 

Eiger Law is a law firm with offices in Taipei and Shanghai, specializing in corporate law, intellectual property, dispute resolution, and regulatory compliance. It serves a wide range of industries, offering tailored legal services to both domestic and international clients. Known for its expertise in cross-border legal issues, Eiger supports businesses in navigating Taiwan and China’s complex legal environments.  

Enlighten Law Group specializes in high-complexity global commercial cases, with a focus on FinTech, transnational legal issues, and corporate governance. Known for their innovative, cross-boundary approach, they offer expertise in blockchain finance, international trade, and financial regulation. Laurence Kao focuses on patent law, technology transactions and cross-border corporate law, who also founded OPES IP, a technology incubator from the point of view of IP protection, bridging the gap between early-stage technology and industry. Enlighten Law Group also collaborates globally and has handled multinational cases in countries like Denmark, China, and Japan. 

Global law firm Finnegan, Henderson, Farabow, Garrett & Dunner has an active intellectual property practice in Taipei led by managing partner Gary C. Ma, who has represented clients like ADATA Technology, Wonderland Nurserygoods, and Nuna International in patent infringement cases. Partner Bob Yoches splits his time between Taipei and Washington, focusing on high-tech issues. The firm provides a wide range of IP services across jurisdictions, including litigation, prosecution and strategic counseling, particularly in U.S. International Trade Commission and district court actions. 

Founded by John Chen, Taipei-based Formosa Transnational assists companies, entrepreneurs, agencies and organizations, both foreign and domestic, to solve the legal challenges which have arisen as a result of Taiwan’s technological improvements and economic growth. The firm offers litigation and arbitration, transactional and commercial matters, and technology law. Managing partner Yulan Kuo, who leads the IP team, is noted for his work in patent litigation, as well as biotechnology and IT technology. 

Formosan Brothers, a leading full-service law firm in Taipei, offers specialized legal expertise across multiple domains. It features distinct trademark and patent practices, each handling prosecution, maintenance, enforcement and dispute resolution. The firm also excels in copyright and trade secret protection, alongside a comprehensive medical technology and healthcare division. Managing partners Yvonne Y.F. Lin and Jessie C.Y. Lee are key contacts. Senior partner Yow-Lun Su, with a background in biochemistry and law, leads its biotech and pharmaceutical law practice. Formosan Brothers has offices in Taipei, Hsinchu and Taichung, strategically positioning it to serve Taiwan’s high-tech sectors. 

Giant Group International Patent, Trademark & Law Office in Taipei is renowned for its comprehensive intellectual property services. The firm excels in both litigation and prosecution, covering a wide range of IP laws including patents, trademarks and copyrights. They offer expert guidance in the acquisition and management of intellectual property rights, with significant experience in sectors such as biotechnology, chemicals, electronics and mechanical engineering. Additionally, Giant Group provides services related to company establishment and other business-related legal matters.  

Gold Keen Intellectual Property Office has branches in Taichung and Taipei. The firm provides trademark and copyright registration, brand design and non-litigious legal services.  

InfoShare Tech Law Office was founded in 2000 by lawyers with a keen interest in advanced technology. The firm, with offices in Taipei and Kaoshiung, focuses on researching upcoming legal issues of new technology, including ecommerce, value-added internet service, protection of personal information, copyright disputes of digital work, consumer protection, employment issues in a knowledge-based economy and medical device development.  

Innovatus Law was founded by managing partner Derek T.C. Sun, executive director Chia-heng Seetoo and partners Jamie C. Yang and Marine Yang. The firm has a particular interest in emerging technologies, including AI, blockchain/DLT and biometrics, including as those technologies apply to IP and antitrust, capital markets and other deal services, private equity and capital growth and business expansion. Jamie Yang is the firm’s lead on IP matters, including antitrust and cross-border litigation. The firm’s other founders bring expertise in civil litigation (Sun) and corporate and deal services (Seetoo and Marine Yang). 

The Jianq Chyun Intellectual Property Group is based in Taipei, from which it offers registration services locally and in many other jurisdictions around the globe.  

Jones Day offers a broad range of advice on tech matters in Taipei. Partner-in-charge Jason Chen focuses on commercial disputes, arbitration and IP; he served as a Taiwan District Court judge for almost 10 years adjudicating criminal and civil cases and was certified as the first professional intellectual property law judge by the Taiwan Judicial Yuan in 2002. Chen has led litigation teams and has handled prominent cases that include serving as lead counsel and securing a favorable judgment for a publicly listed petrochemical company in its defense of a patent infringement claim of US$100 million, which is the largest claim in Taiwan’s history. 

Jaw-Hwa International Patent & Trademark & Law Offices was established in 1976; it has its head office in Taipei, near the Taiwan Intellectual Property Office, with branches in Hsinchu, Taichung, Tainan and Kaohsiung, and a liaison office in Suzhou. The firm’s patent specialists cover a broad spectrum of technical areas. General manager and managing partner Simon Chiu specializes in IP, financial accounting and information integration; he leads the firm’s strategic planning, business implementation, quality and efficiency management and other regulatory practices. 

The IP practice group at LCS & Partners handles licensing, negotiation and consultation on IP matters, as well as provisional actions and litigation. The firm’s entertainment practice has acted as counsel, obtained government approval and negotiated contracts for numerous world-class artists in Taiwan, including Elton John, Yo-Yo Ma and Luciano Pavarotti. It also provides advice to foreign companies on compliance and other related issues for setting up carnivals and circus events in Taiwan. In 2017, the firm’s FinTech practice group published the first FinTech legal book in Taiwan, FinTech Law and Development. The book covers topics including virtual currency, ICO, crowdfunding, electronic payments, robo advisors, P2P lending and the sharing economy.  

Lee and Li is a key player in Taiwan. The firm has formed an alliance with Leaven IPR Agency in Beijing to develop the mainland China market, and has a long-standing, collaborative relationship with Taiwan’s Intellectual Property Office and is frequently called upon to provide consultation on the developments of the law and practice. It is also the key firm assisting the TIPO in preparing English translations of trademark-related laws, regulations and guidelines as well as Chinese translations of foreign articles and papers. It has been involved in a number of landmark cases, including the Hisamitsu sound mark and motion trademark cases, the three-dimensional “blue box with white satin ribbon” trademark case for Tiffany and Company and the three-dimensional trademark case for the Taiwan External Trade Development Council. Senior counselor Cathy Ting and partners Ruey-Sen Tsai, Dennis Huang and Hsiu-Ru Chien are key contacts at the firm. The firm was named Taiwan trademark firm of the year at the 2023 Asia IP Awards in Singapore.  

Lee, Tsai & Partners, established in Taipei in 1998, operates under the guiding principles of “reason” and “compassion.” Over the years, it has become one of Taiwan’s most acclaimed IP and investment firms. The founders, Chung-Teh Lee and Jaclyn Tsai, both former judges, have brought their extensive legal expertise and esteemed reputation to the firm. Jane Tsai, a partner who joined in 2008, has been instrumental in advising and representing numerous companies in Taiwan on matters of infringement and trademark issues. 

Lewis & Davis Patent Attorneys Office was founded by Lewis Ho, who specializes in chemistry, biotechnology and other related matters. The firm offers services including prosecution, licensing, management, litigation and handling annuities and renewals. The firm’s experts cover trademarks, patents, designs, domain names, copyright and more. Patent attorney Frank Lin handles matters including environmental engineering, chemicals and microorganisms. 

Lexcel Partners IP is a full-service IP management company led by CEO Jolene Wang. The firm has worked with TIPO to complete the Draft of Patent Examination Guidelines and to execute a number of patent and trademark international conferences, as well as to establish the Taiwan Intellectual Property Training Academy, a training institute for IP professionals. It works closely with sister firm Lexcel Partners, which offers a full-service corporate law experience. 

Founded in 1985 in Taipei, Li & Cai Intellectual Property Office provides services in various fields of intellectual property rights, including patents, trademarks, copyrights, integrated circuit-related fields, trade secrets and more. Apart from IP rights services for Taiwan applications, the firm also has many qualified China patent attorneys, as well as strategic alliance partners throughout China to assist Taiwanese businesses in IP rights case services. The firm has a branch office in Washington where U.S. patent attorneys draft applications and communicate with USPTO examiners. The firm has set up a Japanese team led by deputy chief Claire Chou to assist applicants to pursue Japanese patent protection. 

Lin & Partners advises clients on contentious and non-contentious ecommerce, publishing, copyright, patent and trademark matters, for clients including companies in traditional industries as well as manufacturers, designers and suppliers in the IT industry. The firm has represented a major semiconductor company in patent disputes with a NASDAQ-listed company, handling litigation and settlement talks. They also have a gaming and hospitality group that advises the government on casino gaming laws in Taiwan. Managing partner George Lin often speaks publicly about legislation and investment both in Taiwan and abroad. 

Long River International Patent & Trademark Office is led by Patent Lin, the firm’s director, and vice director Der-Ming Hou, a representative partner. The firm boasts teams of patent engineers, patent attorneys, lawyers and a biological and pharmaceutical group. It is noted for its work in patent and trademark applications and maintenance; it also aids in other legal matters, including unfair competition, protection of trade secrets and corporate law matters. Its Beijing office is known as Beijing Tongjun Law Firm. 

Louis International Patent Office has more than 100 members working in its technology, procedural and legal affairs departments. Managing partner Paul C.C. Chen specializes in ecommerce, mechanical, semiconductor and chemical fields. The firm’s technology department consists of around 70 patent agents and patent engineers on the three major technical fields of mechanical, chemical and electric and electronic engineering.  

Rich IP & Co. is led by president Russel Horng, who has been invited by Taiwan’s Judicial Yuan to serve as an examiner for reviewing the qualification of judges of Taiwan’s IP Court since 2006. The firm is also a co-editor of the Manual for the Handling of Applications for Patents, Designs and Trademarks throughout the World, also known as “The Brown Book”. Founded in 2005, the firm has expanded in 2021 by opening a second office in Taipei.  

Russin & Vecchi is a commercial law firm advising on corporate and commercial transactions, competition and anti-trust law, as well as IP matters. With 11 independent but affiliated offices across the world including Taiwan, Thailand, Vietnam, Russia and the United States, the firm has practiced both prosecution and contentious trademark matters for over 25 years for its MNC clients and foreign law firms.  

With offices in the major cities of Taiwan including Taipei, Taichung, Tainan, Chiayi and Kaohsiung, Saint Island International Patent & Law Offices has engaged in assisting domestic clients seeking IP protection not only domestically but also globally. The Taipei office in particular is well-staffed with lawyers, patent attorneys and engineers experienced in international IP practice and capable of meeting the needs of international clients in all aspects. Under its strategic alliance and collaboration with Chinese associate firms, such as Beijing Saint Island Intellectual Property Agency and Beijing Tie Chi Patent Firm, the firm provides one-stop services in the Greater China Region. Some examples of clients are Panasonic, Samsung and HTC. Managing partner Patrick I.C. Yun is a key contact.  

Sigma IPR provides customized advice and services to clients in a wide variety of industries. The firm is led by managing director Clarice Chen, who brings significant experience in chemicals and biochemical-related patent prosecution and holds a master’s degree in chemical engineering. Chen has worked in the IP field for more than 30 years, including 15 years at one of Taiwan’s largest law firms, and is a key contact for patent dispute matters. The firm launched its new Sigma IPR brand in July 2021. 

Sundial Intellectual Property Law Firm handles patent and trademark prosecutions. Managing partner Edmund M.H. Chi specializes in patent matters such as prosecution, patentability, validity and infringement opinion, in fields including computer architecture, computer software, stereoscopic imaging, circuits and systems designs and computer peripheral systems.  

Tai E International Patent & Law Office has about 280 staff in all affiliates, and has developed into a highly respected international IP law firm providing a full range of services. The firm is specialized in IP prosecution, litigation and disputes, often involving cross-border elements. Its clientele includes entities in the life sciences as well as from pharmaceutical, automobile, electrical engineering, technology, and fashion industries. In 2021, the firm filed about 3,500 patent applications and about 6,000 trademark applications with the Taiwan Intellectual Property Office. Key IP practitioners include managing partner Fred C.T. Yen, partner and CEO Jerry C.Y. Lin and president Dewey W.C. Jeang.  

Talent Attorneys at Law in Taipei is helmed by Alan C.H. Chen, who established the firm with lawyers who previously formed the contentious and legal team at Rich IP & Co. Now an independent entity, Talent focuses on patent contentious matters (litigation and transactions). Major patent litigation in Taiwan undertaken by the firm includes the case regarding Nichia Corporation, in which it reversed the case by representing Everlight Electronics Co. For the Toshiba case with approximately US$66 million at stake, the firm represented the defendant and had the case reversed in the second instance at the IP Court. Other key practitioners at the firm include Kevin Ke and Jenny Huang. 

TIPLO Attorneys-at-Law, also known as Taiwan International Patent & Law Office, was founded in 1965 by M.S. Lin and a group of professional legal and technical associates specializing in intellectual property rights. The firm is currently staffed by 285 full-time members, many of whom are multilingual professionals fluent in English, Chinese, Japanese, Taiwanese and other languages, who staff the firm’s patent, trademark and legal departments. The firm is a leader in patent and trademark prosecution, invalidation and opposition proceedings, infringement assessment and validity appraisal, and is well-noted for its IP enforcement prowess, particularly for infringement litigation and coordination of police raids. During director J.K. Lin’s tenure since 1997, he has set out to further streamline the hierarchy of the staff and adopted effective formulae leading to a significant quality improvement in the firm’s services. 

Top Team International Patent & Trademark Office handles the full range of intellectual property services, with a team of highly experienced patent attorneys, technical experts from a variety of fields and strong trademark and litigation teams. The team stands out in portfolio management matters and is highly regarded for cross-border patent prosecution work. Henry C.W. Hong is the firm’s president; CEO Peter Hong comes highly recommended for IP portfolio planning and IP strategy work. 

Taipei-based Tsai, Lee & Chen is particularly well-known for its work with high-tech patents. The firm has seen extensive growth in recent years, especially in its domestic patent department. The firm manages more than 30,000 patents and 18,000 trademarks worldwide. It represented TSH Biopharm as the defendant in an appeal against AstraZeneca, which sells Crester as a patented drug with the active ingredient Rosuvastatin to cure cardiovascular disorders. TSH developed a generic copy called Cretrol and alleged no infringement. As the lawsuit was ongoing, TSH applied for revision of therapeutic indications on the product label. Pharmaceutical laws offer a generic drug a chance to avoid the risks of infringement by way of excluding a certain number of therapeutic indications that are overlapped with those of a patented drug. The case met a turning point as it was pending on appeal during which AstraZeneca’s patent expired. Considering the lapse of patent term, the appellate court dismissed the case. The trial judgment against TSH pharma was vacated. Victor S.C. Lee, Thomas Q.T. Tsai, Crystal J. Chen and Candy K.Y. Chen are top IP practitioners. The firm was named Taiwan patent firm of the year at the 2023 Asia IP Awards in Singapore. 

Tsar & Tsai is a full-service law firm founded in 1965 by Ruchin Tsar and Paul C. Tsai, which has grown to its present size of more than 70 professionals, including lawyers, trademark agents, patent attorneys and engineers. The firm offers a wide range of legal services for both local and international clients, including commercial transactions, dispute resolution, and litigation. Key contacts for intellectual property matters are partners Jennifer Lin and Joyce Ho. The firm has offices in Taipei and Hsinchu. 

The Union Patent Service Centre has offices in Taipei, Hong Kong and Tokyo, from which it specializes in handling patent and trademark applications in Taiwan. The firm is capable of corresponding in multiple languages; the highest concentration of its clientele is from Japan, the United States and Europe. Kingson Lai is a principal and founder of the firm. Principal Jeffrey Hsu is also a lecturer at National Taipei University of Technology and Shih Hsin University. 

Global law firm White & Case represents some of Taiwan’s most famous companies in IP and related matters. It successfully represented the world’s largest custom-made chip manufacturer based in Taiwan against another international semiconductor maker in a multi-patent infringement and trade secret misappropriation case, resulting in one of the largest settlements in ITC history.  

Wideband IP Office was established in 2005 by Albert W.H. Lee, a former patent examiner. The firm is a full-service IP firm, with extensive experience in IP prosecution, protection, enforcement and management across offices in Taipei, Hsinchu and Tainan. The firm is known for its team of professionals with expertise in technology, law and management, serving clients across various sectors including electronics, telecommunications, software, mechanical engineering and biotechnology. Jamie C.C. Lu is the firm’s managing partner. 

Winkler Partners is a leading intellectual property law firm renowned for managing trademarks for over one-third of the Top 100 global brands. The firm boasts a team of distinguished professionals, including Peter Dernbach, who is a domain name dispute resolution panelist for the World Intellectual Property Organization (WIPO) Arbitration and Mediation Center. Christine Chen leads the employment and immigration practice, bringing extensive experience in employment, IP and commercial disputes. Another key figure, Gary Kuo, is recognized for managing trademark portfolios for some of the world’s most recognizable brands. 

Wisdom International Patent & Law Office is one of Taiwan’s most prominent intellectual property law firms, which focuses on a wide range of economic sectors and technological domains, including biotechnology, chemistry, chemical engineering, and pharmaceutical sciences. Director George J.H. Huang, who is the first lawyer qualified to be a patent attorney in Taiwan and is an expert in chemistry, is the key contact.  

Most of the patent agents at Wood & Wu Patent and Trademark Office in Taipei were once patent examiners at the Taiwan Patent Office, giving them extensive experience with IP-related legal procedures and actions. The patent attorneys and agents at the firm engage primarily in work in the biochemical/chemical, mechanical/control and electronic/electrical sectors. This team is led by President Justin Wu.  

Founded in 1951, World Patent and Trademark Law Office (WPTO), has built long-term strategic collaborations with more than one hundred top law firms throughout the world using the "integrity" management philosophy. Its area of expertise includes Computer Science and Information Engineering. Its key contact is Daniel Li, who is the chief senior counselor and a patent attorney. 

Your Team Law in Taichung is comprised of Yunding International Law Firm and Yunding International Intellectual Rights Firm. Lawyer Junyi Zhang and trademark agent Jinqiang Xu recently won a trademark case on behalf of Yoyogo, reversing the original result of an objection. Presiding lawyer Hongcun Lin devotes a large amount of his practice to IP litigation.  

Zoomlaw Attorneys-at-law is a full-service law firm with offices in Taipei and Hsinchu, as well as in Suzhou, China, featuring lawyers concentrating in the areas of intellectual property, cross-strait trade, international trade, environmental protection and litigation. Managing partner Kuo-Hua Fan, who once served as the chief legal officer at Gigabyte Technology, a prominent Taiwanese motherboard manufacturer, has been recognized as a member of the Asia IP IP Experts in Taiwan since 2021. A client who recommends the firm for its cross-strait and international work, calls Zoomlaw “very professional.” The firm is particularly strong in patent work in the electronics and circuits, semiconductor, communication, software and computer science, mechanical and consumer devices, chemicals and materials, biotech and biochemicals, and medical devices sectors.