de Ruijter

Partner & Trade Mark Attorney

Amsterdam Office

Telephone. +31(0) 207 051 090
Mobile. +31(0) 614 401 662
Email. [email protected]


Pieter has a vast knowledge of the many aspects of IP, focusing on strategic management, clearance, protection, enforcement and exploitation of trade marks and designs. Because of his interest in and good feeling about technical aspects as well, possible patent related opportunities are not forgotten. As a passionate, open-minded, accessible, skilled discussion partner for all different kinds of clients, whether small or large, easy or complex, Pieter is easily able to adapt to each situation and have conversations at all levels. With the usual dose of creativity and out-of-the box thinking Pieter is always looking for a pragmatic and value-added solution to satisfy the clients and their commercial and strategic goals.


  • Trade marks


  • Automotive icon Automotive
  • Creative, media & entertainment icon Creative, media & entertainment
  • Food & drink icon Food & drink
  • Retail icon Retail


  • Designs & design rights
  • Due diligence
  • Portfolio management
  • Searching & competitor monitoring
  • Strategy
  • Trade marks


Trade Mark Attorney



Dutch law, specialising in Intellectual Property


WTR 1000

"Pieter de Ruijter is a knowledgeable, reliable and trustworthy adviser, who thinks outside the box, in order to push legal boundaries and find creative solutions for clients" (2020); "De Ruijter shines on strategic portfolio management and rationalisation, as well as oppositions and infringements" (2019); "De Ruijter has a nuanced grasp of design rights issues" (2018); “An excellent attorney who takes a big-picture view of cases and who can be totally relied on”, "Pieter de Ruijter adroitly manages the weightiest portfolios for global heavy hitters.” (2017); “Strategic kingpin handling a raft of corporate titans’ sprawling portfolios and KOs their complex conundrums” (2016); “Highly creative when it comes to clever IP strategies” (2015).

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Trade mark star 2020/21

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WTR 1000 2021

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MIP IP Stars 2020

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WTR 1000 2020

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WTR 1000 2019

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Conferences: 2021

March 9th 2021

IQPC Global IP Exchange Europe 2021


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Conferences: 2020

September 26th 2020

GRUR Annual Meeting Berlin


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Conferences: 2019

December 3rd 2019

IP in Retail Conference Amsterdam 2019


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May 18th 2019

INTA 141st Annual Meeting 2019 - Boston


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May 15th 2019

INTA Boston


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Pieter is a certified Benelux and European Trademark & Design Attorney, and he is member of the Benelux Association of Trademark and Design Law (BMM), the International Trademark Association (INTA) and MARQUES.

Other activities of Pieter are:

  • Lecturer vocational training of Benelux Trademark and Design Attorneys (BBMM)
  • Lecturer vocational training of Dutch Patent Attorneys (SBO)
  • Visiting lecturer University of Groningen (the Netherlands) Trademark & Design Law
  • Member PR & Communication Committee Benelux Association of Trademark and Design Law (BMM)
  • Speaker at congresses and seminars in the field of Intellectual Property
  • Publishing on subjects in the field of Intellectual Property, amongst others in WTR

Related News

Managing Intellectual Property IP Stars & Firm Rankings 2021

Managing Intellectual Property IP Stars 2021, comprising the highly recommended IP professionals, has now been published. HGF is delighted to have 14 European attorneys listed. IP STARS is the leading …

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Searching for the distinctive

How to streamline the trade mark selection process by conducting effective, in-house ‘dirty searches’. Selecting the right trade mark for your new healthcare product is a critically important task. Consumers …

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Event - 8th June 2021

WIPR Trademarks Live

HGF is sponsoring WIPR Trademarks Live conference 2021 with Partner Lee Curtis speaking on 8th June. WIPR Trademarks Live is designed to provide critical and timely insights from leading trademark …

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Event - 22nd June 2021

Intellectual Property for Business: How to protect your brand and ideas

HGF Trade Mark Director Adjoa Anim will be speaking at a webinar hosted by London Chamber of Commerce and Industry on 22nd June. Brands are arguably one of the most …

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This is not just any caterpillar...

It would have been difficult to miss the recent news that Marks & Spencer has filed trade mark infringement proceedings against German discounter Aldi’s Cuthbert the Caterpillar cake. The filing …

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Event - 26th April 2021

World Intellectual Property Day 2021

World Intellectual Property Day is on 26th April. This year’s theme is IP & SME’s: Taking your ideas to market. World IP day 2021 shines a light on the critical role of …

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Event - 10th May 2021

Intellectual Property - Are you protecting your business ideas?

HGF and British-Swiss Chamber of Commerce are holding a webinar on 10th May 2021. Join HGF Partner and Patent Attorney Mike Nelson and Michaël Alder, Legal Advisor at the Swiss Federal Institute of …

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Copycat routes of action - decisive protection for designers

IPEC handed down a victory on 19th November 2020 to Italian manufacturer Freddy SpA. This company distributed a pair of trousers known as WR.UP pants (launched in 2012) – designed …

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Let's talk

If you would like to discuss how HGF could help you, contact one of our IP specialists.