Dr. Bernhard Arnold

  • Attorney-at-Law (admitted in Germany)
  • Bar-Certified Specialist Attorney for Intellectual Property Law
  • Partner

Siber Oturmak

Contact data

T   +49 211 54 24 40 50
F   +49 211 54 24 40 44

Dr. Bernhard Arnold is one of the firm’s partners. He specialises in intellectual property law and, in particular, patent and copyright law.


Legal 500 call him a “key player in patent law” and an “expert in his field” who “never loses his calm” and “provides prompt and reliable service” with a “perfect combination of legal and technical know-how”.


He is highly recommended for patent litigation by the JUVE Handbook German Commercial Law Firms (quote: “willing to fight and resourceful”, “highly competent”, “excellent attorney, a real technical expert”) and continuously listed as an expert in his field by IAM Patent 1000 (quote: “very innovative when things get complicated and digs very deep on a legal and technical level”; ” is extremely accomplished and seamlessly integrates technical and legal skills”).


Chambers recites “outstanding praise” by clients and peers: “excellent litigator”, “the lawyer you would like to have in every patent case”, “very commercially oriented and great at coordinating teams in different jurisdictions to the client’s advantage”.


Bernhard Arnold was repeatedly voted by his peers into the Best Lawyers Ranking.


The firm’s patent practice is recommended as a “well established and powerful team” with “strength and depth” in Legal 500, “in particular for difficult patent proceedings where the team meets highest standards in timing and quality” and “whose briefs are ‘a miracle of structure and precision and at that written to the point and a pleasure to read'”. The patent practice is further continuously recommended as one of the global top 1000 in IAM Patent 1000 (“The team does a wonderful and very detailed job. Its members are very meticulous and able to navigate complex scenarios and uncertain jurisprudence”). Chambers quote clients: “The lawyers are very good, with the experience to know what the real issues are in a case and focus their efforts there. They are creative and go the extra mile. You get quick responses and great answers.” and “It is a high-quality, successful firm with a very good track record. The partners are always on top of the case.”

ARNOLD RUESS ist JUVE law firm of the year for IP and Patents 2019 in Germany.

  • Born in Essen 1977, married, three children
  • Law studies at Passau University, at the same time founder of an IT company (software development, data recovery, web design)
  • Doctoral thesis (S.J.D. equivalent) on copyright law
  • Lecturer at Düsseldorf University Law School for the LL.M. in Intellectual Property program
  • Lecturer at bar-certified course for obtaining certificate as ‘Bar-Certified Specialist Attorney for Intellectual Property Law’ at Wolters Kluwer
  • Professional experience: 2003 – 2010 Attorney-at-Law (Principal Associate) with Freshfields Bruckhaus Deringer, Düsseldorf; since 2010 partner with ARNOLD RUESS; Bar-Certified Specialist Attorney for Intellectual Property Law since 2010
  • Languages: German, English, French
  • Continuous advice to one of the wordwide leading manufacturers of game consoles in all IP matters and litigation in Germany, in particular patent law, copyright law and design rights
  • Patent proceedings for a generics company (subsidiary of one of the largest pharma groups) regarding Omeprazol
  • Strategy and coordination of patent proceedings, inspection proceedings and preliminary injunctions in France, Spain and other European countries for Dutch engineering company regarding key patent in the field
  • Advising US company in IP-driven transaction in the telecoms sector including negotiation of license agreements
  • Patent litigation regarding stents for US client in coordination with parallel proceedings in several European countries
  • CEO Congress, Krakow: “Intellectual Property Strategy – How best to protect IP against counterfeit & piracy – Defending the wall” (2010)
  • Universität Düsseldorf: “Olanzapin – ein Schizophreniemittel mit Risiken und Nebenwirkungen für das patentrechliche Trennungsprinzip” (2009)
  • ProOriginal, Darmstadt: “Patentrechtliche Schutzstrategien – Entwicklung, Anmeldung, Durchsetzung” (2008)
  • Young EPLAW Congress, Brüssel: “Enforcement Directive – Cross border use; Evidence; Right for Information” (2008)
  • Forum Institut, München: “Rechtliche Aspekte des geistigen Eigentums” (2007)
  • Freiburger Forum: “‘Neue Besen kehren gut, aber die alten kennen die Ecken’ – Neue und alte Waffen im Kampf gegen Umgehungsmittel” (2007)

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