Yaroslav Ognevyuk advises clients on all intellectual property issues with a special focus on building strategies of IP portfolios, IP litigation and brand protection. His areas of expertise cover suppression of unfair competition, trademark disputes, patent and utility model disputes, design disputes, copyright disputes, domain name disputes, plant variety disputes, etc.

Yaroslav is one of the most experienced experts in Ukraine in anti-counterfeit cases, customs' seizures, cancellations and recognition of well-known trademarks.
Prior to joining Sayenko Kharenko, Yaroslav worked for a leading IP agency in Ukraine.


  • Gained gold in the individual ranking of the research “The world's leading trademark professionals” by WTR 1000, 2022
  • Recognised among the world’s pre-eminent IP strategists by the latest edition of IAM Strategy 300, 2019
  • Recognised among the leading practitioners in IP by WTR Global Leaders 2021
  • Named Trade mark star 2021-2022 by IP STARS
  • No.1 IP lawyer in Ukraine according to Ukrainian Law Firms 2021
  • Recognised among the leading practitioners in IP by Chambers Europe 2022, Who's Who Legal 2022
  • Recommended among leading practitioners in IP by The Legal 500, 2022
  • Recognised among the notable practitioners for IP by Client's choice. Top 100 Best Lawyers of Ukraine – 2019, Yuridicheskaya Gazeta
  • Recognised among the leading lawyers in IP and Litigation by Best Lawyers in Ukraine 2022
  • Shortlisted for the “IP Lawyer of the Year” according to Legal Awards 2021, Yuridicheskaya Practika


  • Certified patent attorney (since 2006)
  • Ukraine, attorney-at-law, admitted to the Kyiv City Bar (since 2005)


  • Master of Laws, Taras Shevchenko National University of Kyiv
  • Master degree with honor from Kyiv Intellectual Property Institute of National University “Odesa Academy of Law”
  • WIPO Worldwide Academy

Professional membership and involvement

  • International Trademark Association (INTA), member of the Anticounterfeiting Committee and Enforcement Committee;
  • Ukrainian Bar Association (UBA), member of the Board;
  • Ukrainian Advocates Association;
  • Kyiv Bar Association;
  • Ukrainian Group of International Association for the Protection of Intellectual Property (AIPPI);
  • American Chambers of Commerce in Ukraine;
  • European Business Association in Ukraine.
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