Jade (Njô-Goe) Sieh

IP Consultant

Amsterdam bureau
+31 (0) 20 564 1424

Jade Sieh is a Senior Benelux and EU Trademark and Designs Attorney with more than 30 years' expertise in the field of IP strategy and development, infringements (oppositions, mediation, UDRP), M&A, counterfeit and clearance searches. Jade has experience with working for domestic and foreign small and medium-sized enterprises (SME), corporates and multinationals. At present Jade is mainly active for foreign corporations and multinationals besides working closely with the patent specialists within the Novagraaf group.

Parcours professionnel

Jade graduated in 1986 as Master of Law (LL.M.) at Leiden University specialising in Company Law. She has been working in the field of IP since 1988 and was sworn in before the regional court of The Hague as trademark broker in 1991. In 1992, she became a BMM Certified Trademark and Design Attorney and, in 1996, a European Trademark and Design Attorney. Jade joined Novagraaf in 1999.

Faits saillants

Jade was Interim Trademark Manager at an international pharmaceutical company for almost a decade and has considerable experience in advising multinationals on all aspects of IP.


Jade is a member of the BMM, ECTA, CITMA and AIPPI.


  • Néerlandais
  • Anglais

Domaines d'expertise

  • Trademark prosecution
  • Trademark filing strategies
  • Trademark portfolio audits
  • M&A projects
  • Counterfeit
  • Trademark clearing searches
  • IP Infringements
  • Registered and unregistered designs
  • Copyright
  • Domain names
  • IP strategy
  • Dispute resolution
  • Litigation management
  • Unfair competition
  • Pre-litigation & litigation

Zones de spécialité

  • Automobiles & aéronautique
  • Chimie
  • Cosmétiques et soins personnels
  • Boissons
  • Electronique
  • Mode & textiles
  • Services financiers
  • Aliments & technologie alimentaire
  • Hôtellerie
  • Licensing
  • Sciences de la vie & biotechnologie
  • Articles de luxe
  • Oil & gas
  • Conception des emballages
  • Sports, voyages & divertissement
  • Télécommunications


Jade is a BMM Certified Trademark Attorney. The BMM Certified Trademark Attorney mark is a recognised quality seal of trademark attorneys.

Pour plus d'informations ou de conseils contactez-nous

Confidentialité et cookies

Pour fournir la meilleure expérience possible aux visiteurs du site Web, Novagraaf utilise des cookies. En cliquant sur "Accepter" ou en continuant d’utiliser le site, vous acceptez notre politique de confidentialité, y compris la politique en matière de cookies.