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Yvonne Ong

Partner; Head of Intellectual Property. · Raja, Darryl & Loh

MalaysiaIntellectual Property, LitigationEnglish, Bahasa Malaysia

About

Partner and Head of Intellectual Property at Raja, Darryl & Loh in Malaysia, Yvonne Ong is a registered trademark, patent and industrial designs agent who was called to the Peninsular Malaysian Bar in 2002 and became a partner in 2011. She is President of the Malaysian Intellectual Property Association and has been recognised as a “Trade Mark Star” by IP Stars (2025), recommended by Lexology Index in “IP – Trademarks” and listed in Chambers Asia Pacific since 2020.

Practice areas

Intellectual PropertyLitigation

Office

Expertise

Trademark prosecution and enforcementPatent and industrial design prosecutionIP litigation and contentious IP mattersBrand strategisingIP policies and enforcement

Education

  • B.Comm, Monash University (1999)
  • LL.B, Monash University (2000)

Admissions

  • Advocate and Solicitor of the High Court of Malaya (2002)
  • Registered Trademark Agent
  • Registered Industrial Designs Agent
  • Registered Patent Agent

Languages

EnglishBahasa Malaysia