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, 2020
  • Recognized among the world’s pre-eminent IP strategists by the latest edition of IAM Strategy 300, 2019
  • Recognized among the leading practitioners in IP by WTR Global Leaders 2020
  • No.1 IP lawyer in Ukraine according to Ukrainian Law Firms 2020
  • Named among the best professionals practicing in the field of intellectual property by Managing IP Stars 2020
  • Recognized among leading practitioners in IP by Chambers Europe 2020
  • Recommended among leading practitioners in IP by The Legal 500, 2020
  • Recognized among notable practitioners for IP by Client's choice. Top 100 Best Lawyers of Ukraine – 2019, Yuridicheskaya Gazeta
  • Recognized among leading lawyers in IP and Litigation by Best Lawyers in Ukraine 2021


  • Master of Laws, Taras Shevchenko National University of Kyiv
  • LL.M. from Kyiv Intellectual Property Institute of National University “Odesa Academy of Law” (with honours)
  • WIPO Worldwide Academy

Professional membership and involvement

  • International Trademark Association (INTA), member of the Anticounterfeiting 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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