Patent Attorneys

The practice of Ronak Kalhor-Witzel as a patent attorney focuses on patent prosecution as well as on defending and attacking patents in opposition proceedings. Another focus is the enforcement of IP rights in patent infringement and (parallel) nullity proceedings at the Federal Patent Court as well as infringement and validity opinions.

As a patent attorney, Ronak Kalhor-Witzel specializes in the technical fields of mobile communications/telecommunications, electrical and mechanical engineering. Due to her further professional education as a medical physics expert and her scientific activity at the German Cancer Research Center (DKFZ), she has gained detailed knowledge in the field of medical technology.

Currently, Ronak Kalhor-Witzel, in a team of patent attorneys and attorney-at-law, is involved in a series of patent infringement proceedings of international companies in the fields of mobile terminals, online video rental and semiconductor technologies.


2005 – 2006

Diploma thesis at the German Cancer Research Center (DKFZ), Heidelberg

2006 – 2007

Scientific assistant at the German Cancer Research Center (DKFZ), Heidelberg, Department Magnetic Resonance Physics

2007 – 2010

Patent attorney trainee at a German patent law firm


Internship at a patent chamber of the Mannheim District Court

Since 2012

German Patent Attorney at BARDEHLE PAGENBERG, Munich



2000 – 2006

Studies of Physics at the Ruprechts-Karls-University Heidelberg and the University of Adelaide/Australia
Diploma Degree in Physics

2006 – 2007

Further professional education as a medical physics expert at the University of Education, Heidelberg

2008 – 2010

Law studies for patent attorney at Hagen University

2011 – 2012

Trainee at the German Patent and Trademark Office and the German Federal Patent Court, Munich


Admitted as German Patent Attorney


German, English, French, Farsi

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