With 12 offices in the Netherlands, Belgium, Germany and Switzerland, Arnold + Siedsma, is a full service provider in the field of intellectual property. Our professional patent, trademark and design attorneys and in-house lawyers are involved on a daily basis, in protecting and enforcing intellectual property, such as technology, innovative products, trademarks, designs and (product) design.


Our field of work ranges from assessing innovations, drafting and granting patent and trademark applications, defending patent and trademark rights in the event of possible infringement to providing strategic and operational advice on intellectual property. With more than 120 employees, our firm represents not only European clients, but also overseas clients - from large to small - from, among others, America and Asia.


Our corporate culture is characterised by a high degree of craftsmanship and professionalism combined with an informal working atmosphere and collegial cooperation.