Practice areas

• IP enforcement
• IP consultancy

Areas of expertise

• IP litigation
• Non-litigation IP enforcement including issuing cease-and-desist letters, arranging police actions, handing Customs seizures, and recording trademarks with the Thai Customs Department
• IP-related contract review
• IP due diligence

Qualifications

• Chulalongkorn University (LLB)
• Southern Methodist University (MCL)
• University of North Texas (MS)
• Admitted to the Bar: Thailand, 1982

Profile

A native of Bangkok, Thailand, Rutorn joined Domnern Somgiat & Boonma as an associate in 1988 and became a partner in 1994. Since the beginning of his career in the firm, he has specialized in IP enforcement and IP consultancy. He has served numerous clients, both foreign and domestic, in various types of IP enforcement cases including IP litigation (both in civil and criminal cases), non-litigation IP enforcement matters, police actions and Customs seizures. His enforcement work covers trademarks, copyrights and patents. From 2015 to 2018, he was President of the Thailand group of the Asian Patent Attorneys Association (APAA). He is a regular contributor to the International Trademark Association (INTA), providing information on trademark and passing-off enforcement and trademark cancellations in Thailand.

Awards

• 2025 Hall of Fame for Intellectual Property, Thailand – by The Legal 500 Asia Pacific 2025
• WTR 1000 2025 Recommended Individual: Luminaries  – by World Trademark Review
• Asia IP Experts 2024 – Thailand – by Asia IP
• 2024 GOLD ranking for Leading Individuals – by IAM PATENT 1000 2024
• Top 10 Influential Intellectual Property Lawyers Dominating Thailand’s Legal Scene 2023 – by Business Today
• 2023 Elite Practitioner for Intellectual Property, Thailand – by AsiaLaw
• 2023 GOLD ranking for Patent-Thailand  – by IAM Patent 1000 2023
• 2023 Band 1 Intellectual Property, Thailand – by Chambers Asia Pacific Legal Guide 2023
• 2023 Hall of Fame for Intellectual Property, Thailand – by The Legal 500
• Trade mark Star 2023, Thailand – by IP STARS
• 2023 GOLD ranking for Enforcement and Litigation, Thailand – by WTR 1000/World Trademark Review 2022
• SILVER ranking for Leading Individuals 2022 – by IAM Patent 1000
• 2022 GOLD ranking for Enforcement and Litigation – by WTR 1000/World Trademark Review 2022
• 2022 IP EXPERTS: Patents, Enforcement – by Asia IP Experts
• 2022 Elite Practitioner for Intellectual property – by AsiaLaw
• Thailand – Trade mark star 2022 – by IP STARS from Managing IP
• Thailand – WIPR Trademark Leaders 2022 – by Newton Media
• Thailand – WIPR Patent Leaders 2022 – by Newton Media