Moritz Frommberger



After several years of post-doctorate work in analytical chemistry, Moritz began his training as a patent attorney in 2008. He became a German Patent Attorney and European Trade Mark and Design Attorney in 2011 and a European Patent Attorney in 2012. He is a partner in Dehns.


Type of clients and client work

The majority of Moritz’ clients are multinational corporations and small/medium sized companies. He advises on all aspects of the patent process, including drafting applications, prosecution in multiple jurisdictions, post-grant proceedings and patent infringement and enforcement matters. An important part of his work includes performing and evaluating patent searches and providing opinions on patentability and freedom to operate.

Moritz has significant experience acting on behalf of clients in oral proceedings before the German Patent and Trade Mark Office, the German Federal Patent Court, German infringement courts and the European Patent Office.



Moritz works in a broad range of technical fields with a focus on chemical engineering and analytic devices. His expertise includes oil and gas processing such as thermal and catalytic cracking, new synthesis pathways based on oxidative catalytic processes, air separation technology, mass spectrometry, proteomics and microscopy. He also works in the fields of food processing and analysis and agriculture including chemical and mechanical plant protection.


Qualifications and Memberships

  • Authorised Representative before the Unified Patent Court (UPC) (2023)
  • European Patent Attorney, 2012
  • German Patent Attorney, 2011
  • European Trade Mark and Design Attorney, 2011
  • Chamber of German Patent Attorneys
  • European Patent Institute
  • International Federation of Intellectual Property Attorneys


Higher Education

Dr. rer. Nat (PhD), Technische Universität München, 2005, with a doctoral thesis on capillary separation techniques coupled to mass spectrometry for complex samples.

Dipl.-Biol. (MSc in Biology), Technische Universität München, 2002, with a thesis on nutritional biochemistry of cellulose-digesting arthropods.



During and after his PhD, Moritz worked as a researcher at Helmholtz Zentrum München in the field of high-performance separation technology and ultrahigh resolution mass spectrometry. He (co)authored approximately 40 peer-reviewed publications in scientific journals and textbooks.

Moritz is fluent in German and English.

Contact details

Theresienstr. 6-8
80333 Munich

+49 (0)89 23 88 68 60


biotechnology, chemical, trade marks