JUVE Patent

Dr. Kai Rüting, LL.M.

VOSSIUS & PARTNER Patentanwälte Rechtsanwälte mbB

Georg-Glock-Straße 3
40474 Düsseldorf
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Chemistry, Electronics, Medical Devices

About Dr. Kai Rüting, LL.M.

Dr. Kai Rüting is attorney since 2005 and partner of the firm since 2015. He advises clients in patent infringement litigation, technology-related arbitrations, and licensing matters. He specializes in national and cross-border patent litigation. Kai has comprehensive litigation experience, in particular in the areas of standard-related patents, electronics, medical technology, chemistry and life sciences. He also has broad experience advising international clients on strategies relating to enforcement of IP rights in Europe.

Kai passed his two German legal state exams in 2002 and 2004 in Augsburg and Munich. Afterwards, he studied at the Boston University and obtained his LL.M. in Intellectual Property in 2005. Kai’s Ph.D. work explored the validity of restrictions in software contracts under German and U.S. patent and copyright law.

Kai publishes regularly and lectures on current issues of patent and procedural law. He is inter alia co-author of the widely acclaimed “Cepl/Voß, Prozesskommentar zum Gewerblichen Rechtsschutz” (commentary on German procedural law in IP), 2nd edition published in 2018.

Kai is recommended in Chambers Global 2016, 2017, 2018, 2019 and 2020 “Germany – Intellectual Property” as “Foreign Expert for USA”. Managing IP describes him in Patent Editorial 2018 as “brilliant litigator whose solutions are all very well-considered”. According to JUVE, Kai is “technically competent and success-oriented” (Patent Litigation 2018), “highly professional” with “excellent expertise” (Patent Litigation 2019) as well as “well thought-out and structured” (Patent Litigation 2020). He is also named as being among the world’s leading patent lawyers (Who’s Who Legal: Patents 2019, 2020, 2021). Who’s Who Legal recommends him also for the categories Life Sciences (2020/2021) and “Thought Leaders Germany” (2021). IAM Patent Ranking ranks him in the category “infringement” (2020). Furthermore, he is listed in IAM Strategy 300 (2019, 2020, 2021) as being among “The World’s Leading IP Strategists”. Kai has been selected by Best Lawyers in Germany for Intellectual Property Law (2020/2021). Legal 500 recommends him in the sectors Electronics, Medical Devices and Life Sciences.

Prior to joining Vossius & Partner, Kai was a member of the patent litigation team at an international law firm in Düsseldorf.


  • Chambers Global 2020 - Recommended Attorney – Intellectual Property: Foreign Expert for USA
  • IAM Patent 2020
  • JUVE Handbuch 2019/2020
  • Handelsblatt 2020
  • Legal500 Deutschland 2020
  • Best Lawyers 2021
  • Chambers Global 2021 - Recommended Attorney – Intellectual Property: Foreign Expert for USA
  • IAM Strategy 300 (2019, 2020, 2021) - “The World’s Leading IP Strategists”
  • Who’s Who Legal (2019, 2020, 2021)


  • "Cepl/Voß, Prozesskommentar zum Gewerblichen Rechtsschutz" (commentary on German procedural law in IP), 2nd edition published in 2018
  • Anm. zu OLG Nürnberg: Streitwertbeschwerde der Partei bei Honorarvereinbarung GRUR-Prax 2018, Heft 18-19, S. 454
  • Compensation claim of addressee of entitlement claim GRUR-Prax 2018, S. 333

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