University of Amsterdam (1969). Columbia University, New York (Master of Laws, 1972). Member, Advisory Board, PostGraduate Legal Studies Erasmus University, Rotterdam, since 1988.
Spoken languages: English, French and German.
Working as a partner of LOEFF & Van DER PLOEG. Admitted to the bar, 1970, Rotterdam.
Association Intemationale pour la Protection de la Propriete Industrielle. European Communities Trade Mark Practitioners’ Association. Association Benelux des Conseils en Marques et Modeles.
International Artistic and Literary Association.
Ligue Intemationale contre la Concurrence Deloyale.