We consult you as an entrepreneur with a client-related vision to ensure your success in the long run, since D&N is a team of patent attorneys and staff with their own experience in industry and as entrepreneur.
The D&N team
A main aspect of our work is the application process of patents and trademarks and patent opposition proceedings as well as invalidity proceedings with an emphasis on Germany and Europe.
Other basic aspects are the strategic consultation and drafting of advisory opinions regarding the freedom-to-operate, in our experience with national and international infringement cases and the processes in these matters.
The services of our patent law firm range from obtaining to defending and attacking property rights. These include in particular patent rights, design rights, trademark rights and the corresponding law of contract with regard to licence and know-how agreements, as well as the German employee invention law.
Due to our close cooperation with selected law firms lawyers and economist, we are able to offer a thorough consultation and representation to all intents and purposes of our clients.
Duisburg
Mülheimer Str. 210
47057 Duisburg
Germany
Tel.: +49-203-4106990
Fax: +49-203-41069922
E-Mail: dudnpatentde
Mülheim an der Ruhr
Pasteurstr. 7
45470 Mülheim an der Ruhr
Germany
Tel.: +49-208-9691986
Fax: +49-208-9691985
E-Mail: mhdnpatentde
Heiden
Marienstr. 52
46359 Heiden
Germany
Tel.: +49-2867-9083978
Fax: +49-2867-9083979
E-Mail: hednpatentde
Hilden
Augustastr. 15
40721 Hilden
Germany
Tel.: +49-2103-31012
Fax: +49-2103-360037
E-Mail: hidnpatentde