Johannes Ballestrem

Partner at Osborne Clarke

Johannes Graf Ballestrem litigates cases involving mechanics, electronics, information technology and ‘access to data’ claims. He has outstanding experience in litigation concerning printer consumables, automotive spare parts, remanufacturing and software implemented inventions. He has particularly deep experience in the automotive and energy sector.

Dr Ballestrem has specialised in patent law for over 15 years. After working in the patent litigation department of a leading international law firm in Dusseldorf, he joined Osborne Clarke and became partner in 2019. During his career, he has taken part in a wide range of patent litigation cases in the field of telecommunications, mechanics and software.

Dr Ballestrem represents clients before the civil courts and participates in parallel validity proceedings before the European Patent Office, the Federal Patent Court and the Federal Supreme Court.

Clients appreciate his sector focus and understanding of technology, as well as his forensic and negotiation skills. Dr Ballestrem also regularly advises in M&A transactions and licensing.

Dr Ballestrem is a member of the German Association for the Protection of Intellectual Property, the Association of Intellectual Property Experts and the Licensing Executives Society. He publishes frequently on patent and procedural law. In particular, he is author of The assignment of patent and utility model rights by way of security and co-author of Artificial Intelligence (AI) on the legal implications of AI and machine learning.

His clients include international automotive suppliers, producers of printers and consumables, producers of industrial minerals and service providers for wind energy turbines.

Professional associations

  • GRUR
  • VPP
  • LES

Firm details

Osborne Clarke
Innere Kanalstrasse 15
Cologne 50823

Contact details

See firm profile