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Lawyer, LL.B.
Kilian Müller has been a fully qualified lawyer since 2020 and is pursuing his training as a specialist lawyer for intellectual property rights. At SONNENBERG HARRISON he contributes his extensive legal expertise in the field of intellectual property.


Kilian Müller’s work focuses on European, German and international patent application proceedings, opposition proceedings and litigation as well as European and German trademark searches, trademark applications and trademark litigation. He is also active in data protection and IT law.

Kilian Müller speaks German, English and French.


  • Attorney-at-Law, Chamber of Attorneys, Munich.
  • European Patent Litigator


  • Since 2020

    Fully qualified lawyer
  • 2018-2020

    Legal clerkship at the OLG Munich with internship in London
  • 2012-2017

    Studying law at the Bucerius Law School in Hamburg
  • 2014

    Stay abroad at the National University of Singapore