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Constantin Rehaag

Dr. iur. Constantin Rehaag, M.A., a renowned Intellectual Property (IP) and Technology expert, based in Baker McKenzie's Frankfurt office, leads the German IP team. Constantin Rehaag advises numerous national and international companies, particularly in the technology and digital economy, life sciences and pharmaceuticals, and luxury and consumer goods sectors. He has more than 17 years of experience in intellectual property law. His IP litigation practice spans disputes in unfair competition, trademark, design, copyright, trade secret and patent law. A particular focus of his work lies in the cross-border enforcement of IP rights and strategic brand management. He also regularly advises on AI-driven business models. Another key area of his practice is combating product and brand piracy, including related criminal enforcement measures. Leading legal directories recognise his outstanding expertise. He is recommended by Chambers, The Legal 500, JUVE, Best Lawyers and WTR 1000. He is a regular speaker at Eurojust and the German Judicial Academy and is a member of the Legal Expert Commission of the EUIPO Observatory. · Baker McKenzie

GermanyIntellectual Property, Technology

About

Leads the German IP team at Baker McKenzie's Frankfurt office. Advises companies in technology and digital economy, life sciences and pharmaceuticals, and luxury and consumer goods sectors. Over 17 years of experience in IP law, including litigation, cross-border enforcement, strategic brand management, AI-driven business models, and anti-counterfeiting. Recommended by Chambers, The Legal 500, JUVE, Best Lawyers, and WTR 1000. Regular speaker at Eurojust and the German Judicial Academy; member of the Legal Expert Commission of the EUIPO Observatory.

Practice areas

Intellectual PropertyTechnologyIP LitigationUnfair CompetitionTrademarkDesignCopyrightTrade SecretPatent LawCross-Border IP EnforcementStrategic Brand ManagementAI Business ModelsProduct and Brand PiracyCriminal Enforcement

Office

Expertise

Intellectual PropertyTechnologyIP LitigationUnfair CompetitionTrademarkDesignCopyrightTrade SecretPatent LawCross-Border EnforcementBrand ManagementAI Business ModelsProduct and Brand Piracy

Education

  • Specialist Lawyer for Intellectual Property Law, Germany, 2010
  • Admitted to the bar, Germany, 2005
  • Dr. iur., Max-Planck-Institute for Foreign and International Criminal Law, 2005
  • Master of Arts, Political Science and Law, University of Freiburg, 2003-2005
  • Legal clerkship, Flensburg, 2001-2003
  • Political Science and Law, University of Freiburg, 1997-2000
  • Diploma in Legal Studies, University of Wales, 1996-1997

Admissions

  • Germany, 2005