Dr Andreas Oser > Prüfer & Partner > München, Germany > Lawyer Profile

Prüfer & Partner
SOHNCKESTRASSE 12
D-81479 MÜNCHEN
Germany

Position

Managing Partner

Career

Andreas Oser has been working in the IP field since 1991; he became a German and European patent attorney in 1995 and has been managing partner at Prüfer & Partner since 2002.

Prior to working in intellectual property, he studied chemistry at the University of Freiburg in Breisgau, and then conducted his PhD and postdoc studies at the Max Planck Institute for Biochemistry in Munich. He also holds an LLM degree in international IP laws from the University of Hagen.

Dr Oser’s primary areas of expertise are chemistry, pharmaceuticals, life sciences and biotechnology – in particular, biological materials, DNA-related inventions and vaccines; therapeutic and diagnostic methods; medical products and devices, and targeted drug delivery; polymers and fibre materials; semiconductors, LEDs, OLEDs and other optical materials and optoelectronic devices; and batteries and their components.

His activities include patent prosecution (drafting, examination); a high number of opposition and appeal proceedings at the European Patent Office; patent litigation (patent infringement proceedings before German courts; nullity proceedings up to the highest instance, the Federal Supreme Court; also covering coordinated and complex EU-wide litigation activities); infringement and validity opinions; freedom-to-operate analyses; and due diligence.

Dr Oser is heavily involved in numerous litigation cases, among others related to medical devices and important drug products.

Languages

German, English, French

Memberships

Patentanwaltskammer
epi – European Patent Institute
Mitglied des Biotech Committee des epi
AIPPI – Internationale Vereinigung für den Schutz des geistigen Eigentums
FICPI – Internationale Föderation von Patentanwälten
LES – Licensing Executives Society
GDCh – Gesellschaft Deutscher Chemiker

Lawyer Rankings

Germany > Intellectual property > Patent litigation: patent lawyers

Prüfer & Partner offers extensive expertise in contentious proceedings, particularly in opposition, nullity and infringement actions, in which it regularly appears before German and European authorities such as the EPO, DPMA and Federal Patent Court. The practice head trio consists of Dorothea Hofer (physics, medical technology, semiconductors), Jürgen Feldmeier (automotive, medical and precision engineering) and Andreas Oser (chemistry, pharmaceuticals, life sciences, biotechnology, optics).

Germany > Intellectual property > Patent prosecution

Opposition and audit proceedings form just as much a part of Prüfer & Partner‘s daily case load as does the preparation of patent applications for the German and international markets; here, the team is particularly active for clients from the US, Japan, China and South Korea. Dorothea Hofer (physics, medical technology, electronics), Jürgen Feldmeier (vehicle technology, medical technology, sports equipment) and Andreas Oser (chemistry, pharmaceuticals, life sciences, biotechnology) jointly head the practice.