JUVE Patent

Dr.-Ing Sophie Ertl


Elisenhof, Elisenstraße 3
80335 Munich
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Medical Devices, Engineering, Materials

About Dr.-Ing Sophie Ertl

Sophie Ertl has wide-ranging experience in handling legal disputes occurring in the intellectual property field. She has successfully represented clients in numerous patent and utility model infringement cases as well as in patent nullity and utility model cancellation proceedings. Sophie drafts patent applications and represents clients in patent prosecution, opposition and appeal proceedings. In addition, she regularly prepares legal opinions on technical and legal issues, including freedom-to-operate and validity analyses. Her technical expertise covers the fields of mechanical engineering, medical devices, materials engineering and automotive and aeronautical technologies.

A particular highlight of Sophie’s professional career was her successful defense of a well-known US corporation operating in the field of medical devices against a number of attacks by patent trolls.


  • Recommended in Handelsblatt | Best Lawyers "Germany's Best Lawyers" 2021
  • Recommended in Legal 500 Deutschland 2021
  • Recommended in MIP IP Stars 2021


  • Moderation of the Maiwald Seminar in Munich " Employee Invention Law and Compliance" November 2019
  • Moderation of the panel "Standard Essential Patents" of the Wiesn IP Forum in Munich October 2019
  • Conference contribution at the Joint Seminar of Unified Patents and Maiwald "Achieving European collaborative deterrence strategy against Non-practicing entities" entitled "NPE patent litigation in the UPC" and participation in the panel discussion in Munich May 2019
  • Conference contribution at the 11th Joint Korean- German conference in Changwon, Korea entitled "Intellectual Property Protection in Mobility" and participation in the panel discussion October 2019

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