Ivan Kos

  • Head of Office
  • Trademark Agent
  • European Trademark & Design Attorney

With more than 10 years of experience in intellectual property, Ivan advises clients on all aspects of IP law, particularly on the clearance, maintenance, and enforcement of trademarks. Before joining PETOŠEVIĆ in 2008, Ivan practiced civil, commercial, labor, and administrative law in Zagreb.


  • Trademark Agent, 2011
  • Croatian Bar Association, 2007


Native Croatian (similar to Bosnian, Macedonian, Montenegrin, Serbian and Slovenian), fluent English, working knowledge of German.


  • University of Zagreb, Croatia, LLB, 2004


  • "Absolute and Relative Grounds for Refusal of Trademark in View of Legislation and Case Law," Seminar on Protection of Trademarks in Montenegro, Podgorica, Montenegro, March 3, 2011
  • "Damages in Croatian Trademark Law and Practice", PETOŠEVIĆ Webinar on Trademark Case Law in Eastern Europe and the CIS Countries, BrightTALK, June 5, 2013



  • International Trademark Association Committee Member, Enforcement Committee, 2014 - 2015 Term
  • International Trademark Association Committee Member, Opposition & Cancellation Standards & Procedures Subcommittee of the Enforcement Committee, 2012 – 2013 Term
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The Croatian team excels at handling trade mark and patent prosecution work for international clients. The team also regularly handles trade mark infringement and unfair competition cases. Ivan Kos and Anamarija Stančić Petrović are recommended. Legal 500 EMEA, 2018