Dr. Andreas Oser, LL.M.

The office of PRÜFER & PARTNER was founded in the year 1972 and quickly became a highly respected IP-specialized law firm with an established worldwide network. Our highly qualified personnel of about 100 members includes more than 20 German and European patent attorneys and lawyers, creating outstanding competence across all technically and legally relevant IP aspects. 

Our clients range from individual inventors up to large international corporations operating in Germany as well as world-wide. We represent our clients in the technical fields of physics, electronics, optics, mechanics/mechanical engineering, chemistry and biotechnologies, in particular: semiconductor technology; information and communication technology; LCD and OLED technology; pharmaceutics, life sciences and biotechnology; chemical processes; medical technologies; automotive components; additive manufacturing; printers; packaging technologies; eye glasses and contact lenses; sewing machines; chemical materials such as metal alloys, polymers, toners, battery components, magnetic materials etc; software and computer-related technology. 

Besides the protection of technical inventions through patents and utility models, our services also cover all other kinds of protective titles, especially trademarks and designs. 

The location of our office – only a few minutes from the German Patent and Trademark Office and from the European Patent Office – facilitates the handling of all services in the filing and grant procedures and makes it possible to both expedite these procedures and to reduce the costs. Furthermore, we have an office in the domicile of the OHIM in Alicante, Spain. 

We have long-standing relationships with colleagues in more than 70 countries, so we can assure our clients of a reliable processing of applications for foreign property rights and the attendance of their foreign protective titles. 

Our main working languages are German, English and French. 

We prosecute and advise on: