Deniz Toker

Deniz advises multinational clients on all aspects of trade mark protection and enforcement, including brand clearance, filing strategies, portfolio management and international filing programmes. She regularly advises on contentious matters, including trade mark infringement and passing off claims, oppositions, revocation and invalidity actions, company name disputes and domain name disputes.

Deniz has experience managing complex proceedings before the UK Intellectual Property Office and European Union Intellectual Property Office, supporting High Court litigation and coordinating multijurisdictional brand enforcement strategies. Her work includes evidence development, settlement negotiations, coexistence arrangements and wider copyright and design issues arising in brand disputes. She works with clients across a range of sectors, including consumer goods, cosmetics and beauty, technology and media, as well as charities on a pro bono basis.

• Advising a global cosmetics company on trade mark disputes relating to lookalike products, including pre-litigation enforcement strategy and wider brand protection initiatives.
• Acting on a complex trade mark dispute for a multinational consumer goods company involving more than 20 interconnected opposition, revocation and invalidity proceedings before the UK Intellectual Property Office.
• Developing an international trade mark strategy for a technology and media sector client, addressing filing and enforcement issues across more than 30 jurisdictions.
• Managing the trade mark and brand enforcement portfolio for a leading UK charity, including contentious matters, clearance advice and ongoing portfolio management.
• Advising multinational clients on company name disputes before the Company Names Tribunal as part of broader trade mark and brand enforcement programmes.
• Managing domain name disputes as part of coordinated international brand protection strategies.
• Advising multinational clients on global trade mark clearance, filing and portfolio management programmes across multiple jurisdictions.

• Pro Bono Recognition List of England & Wales, 2024-2026

• Member, Law Society of England & Wales
• Member, Chartered Institute of Trade Mark Attorneys (CITMA)
• Member, Istanbul Bar Association
• Member, Young Practitioners Committee, International Trademark Association (2022-2024)

• External Advisor, Student Mentor and Speaker, qLegal, Queen Mary University of London (2022-present)
• Advising a leading UK mental health charity on trade mark and brand protection matters

• Istanbul