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June 4, 2014

IAM Patent 1000: Tilleke & Gibbins Ranked in “Gold Band” for Thailand

Intellectual Asset Management

For the second year in a row, Tilleke & Gibbins has been ranked as a “Gold Band” firm in Thailand by IAM Patent 1000 – The World’s Leading Patent Practitioners 2014, due to the outstanding nature of its patent practice. Firms that are placed in the “Gold Band” are described by IAM Patent 1000 as being “the crème de la crème” or “the best of its kind.”

In addition to this prestigious ranking, the following four Tilleke & Gibbins lawyers were listed as “Recommended Individuals” for their “exceptional skill sets and profound insights into patent matters,” with the editorial offering the following comments:

  • Alan Adcock. “On the transactional front, the effervescent Alan Adcock leads the way. A fluent Mandarin speaker known for his attentive service, Adcock brokers patent-centric deals whose impact is felt across Southeast Asia.”
  • Darani Vachanavuttivong. “The prosecution practice is deftly steered by IP group managing director Darani Vachanavuttivong, a celebrated name in Thai IP circles. She has secured watertight protection for clients’ keystone inventions in often challenging jurisdictions such as Vietnam, Cambodia, Laos, and Myanmar.”
  • Nandana Indananda. “Formerly a judge of the Central Intellectual Property and International Trade Court, Nandana Indananda is now a top-flight patent litigator who ‘never disappoints in terms of the quality of his representation’.”
  • Srila Thongklang. “Another gifted advocate, Srila Thongklang has long scored important victories for pharmaceutical originators.”

These rankings are based on feedback obtained following an extensive research process conducted over five months by Intellectual Asset Management’s researchers and analysts, who carried out over 1,500 telephone interviews with attorneys-at-law, patent attorneys, and in-house counsel. IAM Patent 1000 is a standalone publication that identifies individual and firm expertise in all major areas of patent law and practice around the globe.

For more information, please visit the IAM Patent 1000 website.

RELATED INSIGHTS​ 

September 12, 2025
The 2025/2026 edition of the IFLR1000 Asia-Pacific rankings, released by International Financial Law Review (IFLR), highlights Tilleke & Gibbins’ continued excellence in financial and corporate transactional work. The firm has maintained its strong rankings across multiple jurisdictions and practice areas while achieving notable upgrades and new recognitions, reaffirming its position as a leading firm in the Asia-Pacific region. This year, Tilleke & Gibbins received firmwide rankings in key jurisdictions, including: Thailand Banking & Finance—Tier 3 Capital Markets: Debt—Tier 3 Capital Markets: Equity—Tier 3 M&A—Tier 2 Project Development—Tier 2 Restructuring & Insolvency—Tier 3 Vietnam Banking & Finance—Tier 4 M&A—Tier 3 Project Development—Tier 3 Cambodia Financial & Corporate—Tier 2 Project Development—Tier 2 Laos Financial & Corporate—Tier 2 In addition to these firmwide rankings, Tilleke & Gibbins had several standout individual recognitions, with 12 lawyers honored in the 2025/2026 individual rankings—an increase from last year’s 10. This year’s results include upgraded rankings for John Frangos and new rankings for Charupat Boon-Long, Derrick Khoo, Prisna Sungwanna, and Saravut Krailadsiri. The full list is as follows: Charunun Sathitsuksomboon—Highly Regarded, M&A, Thailand; Women Leader Charupat Boon-Long—Rising Star, M&A, Thailand (new ranking) David Mol—Rising Star, Corporate and M&A, Cambodia Derrick Khoo—Rising Star (Partner), Financial and Corporate, Thailand (new ranking) Jay Cohen—Highly Regarded, Banking, Cambodia John Frangos—Highly Regarded, Restructuring & Insolvency, Thailand (upgraded ranking) Niti Muangkote—Rising Star, Financial & Corporate and Project Development, Laos; Highly Regarded, Banking & Finance, Thailand Prisna Sungwanna—Highly Regarded, Financial & Corporate, Laos (new ranking) Saithong Rattana—Notable Practitioner, Project Development and M&A, Laos Santhapat Periera—Highly Regarded, Banking & Finance and M&A, Laos; Highly Regarded, Banking & Finance, Thailand Saravut Krailadsiri—Notable Practitioner, Thailand (new ranking) Tram Ngoc Bich Nguyen—Highly Regarded, M&A, Vietnam To see the full set of IFLR1000 rankings for Tilleke & Gibbins’ jurisdictions, please see the Cambodia, Laos, Thailand, and Vietnam pages
September 3, 2025
Tilleke & Gibbins has been shortlisted for several major honors at the upcoming Managing IP Asia-Pacific Awards 2025, reflecting the firm’s exceptional intellectual property work across the region. The firm has been shortlisted for Asia-Pacific Firm of the Year (Domestic), a prestigious category that highlights regional leadership among Asia-headquartered firms. Tilleke & Gibbins has also been recognized in six firm-of-the-year categories: Cambodia Firm of the Year Indonesia Firm of the Year Thailand Patent Firm of the Year Thailand Trademark Firm of the Year Vietnam Patent Firm of the Year Vietnam Trademark Firm of the Year Managing Partner Darani Vachanavuttivong has also been nominated for Asia-Pacific Practitioner of the Year in recognition of her outstanding contributions to the intellectual property field. For more information on the Managing IP Asia-Pacific Awards 2025 and to browse a full list of the nominees, please see the Managing IP website.
September 3, 2025
Tilleke & Gibbins is honored to announce that the firm has been shortlisted for three prestigious categories at the Asialaw Awards 2025. This year’s shortlist reflects the outstanding work of the firm’s teams across Southeast Asia and highlights their ongoing commitment to delivering exceptional client service in the region. In the firmwide category, Tilleke & Gibbins was nominated for: Cambodia Firm of the Year Laos Firm of the Year In the individual category, Prisna Sungwanna was shortlisted for Laos Female Lawyer of the Year, joining an impressive field of nominees from other leading firms. The Asialaw Awards celebrate the most outstanding firms and lawyers across the Asia-Pacific region. The 2025 winners are set to be announced at an awards ceremony in Ho Chi Minh City in November. For more information on the Asialaw Awards 2025 and to browse a full list of the nominees, please visit the Asialaw website.