Ms Ratinuch Kawnachaimongkol > ILCT Ltd. > Bangkok, Thailand > Lawyer Profile


Work Department

Intellectual Property (“IP”), Trademarks, Patents, Copyright, IP Contracts, IP Litigation and Enforcement, Information Technology Services


Partner, Head of IP Department


Ms. Ratinuch Kawnachaimongkol is a partner and the Head of IP Department at ILCT. While she has already been dedicating more than two decades to legal practice, Ms. Ratinuch has also served as the Treasurer and Committee of the Intellectual Property Association of Thailand for four consecutive terms. Moreover, she is currently the representative of Thailand in the Copyright Committee of Asian Patent Attorney Association (“APAA”).

Her effective and constructive leadership within ILCT’s IP team has provided the firm with impressive recognitions among famous legal networks such as: Managing IP, Asia IP, Trademark and Patent Lawyer Magazine and World Trademark Review.

Outstandingly, her expertise includes registration, enforcement, litigation, and management of IP portfolios for a noteworthy range of domestic and international clients. Her professional proficiency and striking record attract clients from all parts of the world. Remarkably, she is also a contributing author to Thailand’s Chapter of ‘Internet Laws and Regulatory Regimes’ published by the Center for International Legal Studies, ‘Intellectual Property Laws Textbook’ published by the Thai Bar Association and ‘Intellectual Property Articles’ published by the Lawyers Council of Thailand. These publications are indicative of her extensive range of knowledge and writing skills concerning Thai IP laws.

Ms. Ratinuch acquired her legal qualification at the distinguished Thammasat University. Since then, she has also achieved a series of renowned IP Certificates – including distinguished recognition from the JPAA. Throughout her career, she obtained the following accredited licenses: The Registered Patent Agent, Registered Trademark Agent, and Notarial Services Attorney License, alongside her Lawyer License.

The combination of her entwined outstanding IP skills and her efficient and concise leadership qualities exemplifies her celebrated credibility as a beloved partner at ILCT.


Thai (Native), English (Proficient)


  • Lawyers Council of Thailand
  • International Trademark Association (INTA)
  • Asian Patent Attorneys Association (APAA)
  • Asean Intellectual Property Association (ASEAN-IPA)
  • The Federation of Thai Industries (FTI)
  • The Intellectual Property Association of Thailand (IPAT)


  • Thammasat University (LL.B., 1995)
  • Thammasat University (LL.M., 2002)
  • Certificate of Intellectual Property, Training Programme, Japan Institute of Invention and Innovation (JIII) (1997)
  • Certificate of Intellectual Property Training Programme, The Central Intellectual Property and International Trade Court

Lawyer Rankings

Thailand > Intellectual property

The IP department at ILCT Ltd. advises on a range of trademarks, patent and copyright matters, including registration and protection, as well as anti-counterfeiting and infringement work. Ratinuch Kawnachaimongkol heads up the practice and acts for domestic and international clients on enforcement, litigation and IP portfolio management. Juthajit Sriprasart focuses on trademark and copyright matters, while patent practice head Ratchapong  Thongdeetae advises on prosecution and enforcement matters.