Lex has a masters degree in chemistry. He has worked for Royal Dutch Shell, was Group Patent manager at Burmah Castrol, and was a member of the team at Siemens AG that coordinated and controlled the portfolio management activities of all the intellectual property units of Siemens. Subsequently, he has gained experience in private practice where his clients are mainly mid-sized and multinational companies.

Lex has over 25 years of experience in representing clients before the EPO, and advising clients on all aspects of patent practice, including commercialisation.

His areas of technical experience include oil conversion processes, catalysts, greases and lubricants, polymers, starch, food products, mining, foundry, non-woven products, solar cells and concrete products.

In addition, Lex is a recognised specialist in the fields of patent management and the development of patent strategies. He is the author of the internationally acclaimed book “There May Be Trouble Ahead, a Practical Guide to Effective Patent Asset Management”. Lex is an active member of the Licensing Excutives Society (LES) and a former President and Board member of LES Benelux.

He holds the European Patent Litigation Certificate, which allows him to represent clients before the Unified Patent Court and he is also on the list of mediators of the WIPO Arbitration and Mediation Centre.