People and places

In-depth analysis


Based in Bangkok with a liaison office in Hong Kong, Ananda Intellectual Property is a well-recognized patent and trademark firm managed by Thai, American and European partners. Managing partner Franck Fougere has over 14 years of experience as managing director and IP expertise at international firms throughout Asia.
Apisith & Alliance is an independent commercial firm whose IP practice has been recognized for its expertise. It has built up an extensive network of foreign associate firms and correspondent firms. The firm offers a wide range of IP services in the areas of prosecution, due diligence, enforcement and investigation. Clients include Kawasaki Heavy Industries, Samsung, Black Canyon and Patum Vegetable Oil.

Partners Say Sujintaya, Dhiraphol Suwanprateep, Nont Horayangura and Tanakrit Tangburanakij consistently make Baker McKenzie one of the top IP law firms in the region; it was named Asia IP’s trademark firm of the year for Asia Pacific in 2019. The firm manages the patent and trademark portfolios of some of the world’s largest pharmaceutical, software and consumer goods companies. It also regularly advises on patent and trademark prosecution matters as well as licensing and is heavily involved in all manners of enforcement, including the coordination of anti-counterfeiting and anti-piracy campaigns, as well as IP-related litigation.

Chavalit & Associates, the IP and IT arm of SCL Nishimura, is led by managing partner Chavalit Uttasart. Partner Pavinee Bunyamissara specializes particularly in the fields of e-commerce and trademarks. Partner Phatthrawat Nakaranuruck was once senior legal officer with the Department of Intellectual Property in the Ministry of Commerce; he has had extensive experience in IP and IT litigation as well as arbitration on several high profile matters.

Dej-Udom & Associates was founded in 1986 by Dej-Udom Krairit. The IP team, led by senior partner Poondej Krairit and executive director Worawut Krairit, offers a full range of services. Its client base includes well-known global companies.

One of the oldest and largest IP firms in the country, Domnern Somgiat & Boonma is led by partner Rutorn Nopakun. The practice handles many trademark applications filed in Thailand and almost half of the patent applications filed by foreign companies. Among its leading practitioners are Nathapong Tongkaew for trademark, Chakrapat Mongkolsit and Prabjote Busdee for patent, and Juthatip Vejsureeyakul for copyright. Associates Padcha Ritkasem and Nutthakarn Phongphunpunya are the latest additions to the firm. Together, they were named the Asia IP trademark firm of the year for Thailand in 2019.

iLAWASIA is experienced in dealing with trademarks, trade names, industrial designs, inventions, copyright, geographical indications, trade secrets and domain names. The firm’s services include due diligence, prosecution, customs recordal, enforcement and litigation for both domestic and overseas clients. Saowaluck Lamlert, Tatchaporn Natprasertkul and Dhanasun Chumchuay are key IP contacts.

Founded in 1966, ILCT is Russin & Vecchi’s office in Bangkok. The IP practice offers services such as registration, copyright protection, contesting infringement and counterfeit issues. Partner Palawi Bunnag is a key IP contact.

LawPlus provides pragmatic legal advice at a reasonable cost and its clients include multinational financial institutions, regional and international telecommunications companies, hardware and software manufacturers, property developers and service providers. Managing partner Kowit Somwaiya and partner Prasantaya Bantadtan have nearly 50 years’ experience combined, and have acted for clients such as Aeon, Alstom, ExxonMobil and General Motors. 

Lewmanomont International Law Office was established in 1966 by Sanguan Lewmanomont. The firm offers IP services across Southeast Asia. Clients include global companies such as Shell Oil, Pennzoil and E-Trade, as well as small-and medium-sized Thai enterprises such as Osotspa, Thai Agri Foods and Thai Fish Sauce Co. 

Mirandah Asia’s Bangkok office is staffed by several IP experts, and works closely with its Singapore office, where director Gladys Mirandah brings more than 35 years of IP experience in Asia. She has been admitted to practice in Singapore, the UK and Brunei. The firm is noted for its work in ASEAN countries and elsewhere, and has offices in Singapore, Kuala Lumpur, Jakarta, Hanoi and Manila, as well as significant experience in Laos, Myanmar, Cambodia, Brunei and India.

Rouse has had an office in Bangkok since 2000. The office handles all IP aspects and, in particular, acts as the patent hub for Southeast Asia. It has a strong track record in patent drafting, prosecution and litigation, as well as trademark and other IP protection and enforcement. With principal Prasit Siricheepchaiyan being a key contact, the firm also has a Japanese desk dedicated to assist Japanese clients in the region.

S&I International Bangkok Office is a Japanese law firm established in 1996 by Masafumi Iguchi. The firm specializes in IP and comprises S&I Asia Co. (Bangkok), which handles translation and search work, and S&I Japan Co. (Tokyo), which supports clients in Japan. Services including applications for patents, petty patents, designs, trademarks, copyright, litigation and general counseling for both Thai and foreign companies. 

Named the Asia IP patent firm of the year for Thailand in 2019, Satyapon & Partners was founded by Satyapon Sachdecha in 1995 and practices IP law exclusively. Sachdecha is a skilled lawyer who was president of the Intellectual Property Association of Thailand from 2009 to 2019 and is a lecturer of IP law at both Dhurakij Pundit University and Thammasat University. Other key members are Kritchawat Chainapasak who is the head of the patent & design practice and Kritsana Mingtongkhum who is the head of the trademark and litigation practice.

Siam Premier International Law Office has been providing advice to companies and individuals for more than 20 years. Their services include patent registration, trade and service mark registration, advising on copyright infringement, licensing of marks and confidential information, IP in the context of franchise contracts, documentation filing and other services.

Schmitt & Orlov deals with the full range of IP matters in Thailand, from registration and commercialization to the enforcement of IP rights, with a strong focus on trademarks and copyrights. The firm works closely with the Thai enforcement authorities including the Department of Intellectual Property, Economic Police and Thai Customs at all levels, and has an in-house investigation team that identifies sightings, conducting in-depth investigations and monitoring online counterfeits. Dan Greif, the firm’s director for Southeast Asia, has consistently been rated as one of the leading trademark lawyers in the Asia Pacific region.

Spruson & Ferguson provides patent and trademark attorney services, as well as all other intellectual property services, in Thailand and the Mekong region (Vietnam, Myanmar, Laos and Cambodia). Jitchanok Sararuk, Pradipol Kruakaew and Thanchanok Pankrai are responsible for patent work and Terapat Laopatarakasem handles trademarks. Spruson & Ferguson is part of IPH Limited, the intellectual property company holding company in Asia and the Pacific.

Newcomer The Legal is a boutique law firm in Bangkok founded by experienced lawyers from several renowned law firms in Thailand. The firm provides legal services to clients from individuals to juristic entities and local to multinational companies, as well as government authorities. The full-service firm’s IP practice is helmed by Panisa Suwanmatajarn, who is also the firm’s managing partner. She has a dozen years of experience in intellectual property, corporate and commercial and information technology fields. She was senior associate at Siam Premier International Law Office and a partner at RWT International Law Office. She has been involved with inbound and outbound trademark prosecutions, intellectual property infringement, contracts related to intellectual property such as licensing agreements, franchise agreements, and outsourcing agreements. Jinnaphat Srithepthamrong has joined the firm recently as part of its IP team.

Named Asia IP copyright firm of the year for Thailand in 2019, Tilleke & Gibbins’ IP team in Bangkok consists of key practitioners Darani Vachanavuttivong, Alan Adcock, Nandana Indananda, Sukontip Jitmongkolthong, Suebsiri Taweepon, Wiramrudee Mokkhavesa and Somboon Earterasarun. The prosecution practice handles patent and trademark searches, registration, recordal, annuity, opposition, cancellation, watches, infringement assessment, freedom to operate analyses, validity assessments and license agreements. For contentious work, the firm handles investigations, training, market surveys, anti-counterfeiting campaigns, preventive strategies, civil and criminal actions, raids, alternative dispute resolution, public relations, lobbying and enforcement liaison work. 

Established in 1999, Vidon & Partners (Thailand) handles exclusively IP works covering registration (patent, trademark, design, copyright and geographical indications), enforcement as well as anti-counterfeiting, strategic advices, contract and litigation. The firm also collaborates with several international law firms and specialized IP investigators in Thailand.

ZICO Law (Thailand)’s lawyers are acclaimed leaders in their field and are known for having pioneered creative workarounds for its clients’ trademark and patent needs. The firm offers a full spectrum of legal and consultancy services in the protection, commercial exploitation, enforcement and litigation of all types of IP. Managing partner Nuttaphol Arammuang and executive partner Titirat Wattanachewanopakorn are among the firm’s key practitioners.

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