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International Opposition Guide



International Opposition Guide


Updated September 2019

International Oppositions Guide is an exclusive INTA member benefit. 

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International Opposition Guide: Comparative Practice and Procedures is a searchable database of jurisdiction profiles on the structure of trademark opposition practice and procedure including: 

  • general provisions
  • applicable grounds
  • alternatives to opposition
  • opponent issues
  • filing requirements
  • post-filing stages and procedures
Each jurisdiction profile follows a standardized format, with topics organized by subject heading. This format makes it easy to search within a jurisdiction profile or to compare how different jurisdictions treat a particular subject.

Principal Editors

Iain Stewart, Kilburn & Strode LLP, London, United Kingdom

Kee-Leng Tan, K.L.Tan & Associates, Singapore

Founding Editors

Richard Ashmead, International IP Consultant, Hampshire, United Kingdom

Carmen Lichtenstein (1944-2011), Lichtenstein, Koerner & Partners, Stuttgart, Germany