At our Dortmund office, a team of patent attorneys has formed a long-lasting co-operation.
We offer our services in all areas of intellectual property: patents, trademarks and designs.
Kalkoff & Partner Patent Attorneys
Martin-Schmeisser-Weg 3a-3b
44227 Dortmund
Germany
Phone +49-231-477316-0
Fax +49-231-477316-6
E-Mail office@ruhrpatent.de