Wilbert Derks

F.M.J. Derks, MR.


Patent Attorney



Hoyng Rokh Monegier

Amstelplein 1
1096 HA Amsterdam

Tel: +31 20 592 4411



Wilbert is a physical chemist and a European and Dutch Patent Attorney. Wilbert’s practice covers all aspects of patent procurement, including patent drafting, prosecution and in particular oppositions and appeals before the European Patent Office (EPO). Wilbert also advises on IP strategy for research and development, strategic IP portfolio management and competitive environment analysis including freedom to operate opinions and product clearance opinions. Wilbert is also experienced in patent litigation support work. Clients include multinationals as well as smaller, local companies and start-up companies.


Wilbert is experienced in the fields of coatings, fibers and fiber containing products, polymer synthesis and processing, engineering plastics, composite materials, adhesives, catalysts (in particular for the oil processing industry), chemical process technology, general organic chemistry, pharmaceuticals and mechanical engineering.