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Geert Glas

Senior IP Counsel


Glas Geert
Geert Glas

Senior IP Counsel


Geert is widely regarded as one of the top IP lawyers in Belgium. He conducts litigation, advises on non-litigious matters and assists in negotiating and drafting agreements and transactions in a broad range of sectors, including technology, media, life sciences and consumer goods.

Geert has more than 30 years of experience in IP litigation before the European, Benelux and Belgian courts, including some landmark cases. He also acts as arbitrator in various IP matters on appointment by the World Intellectual Property Organisation (WIPO), the International Chamber of Commerce (ICC), the American Arbitration Association (AAA) and CEPANI, the Belgian arbitration institute.

From 2009 until 2017, Geert was the chairman of the Benelux Council for Intellectual Property (BCIP), which advises the Benelux Office for Intellectual Property (BOIP) on all aspects of IP legislation. He is also former chairman of the Benelux Association for Trademark and Design Law (BMM) and a former member of the Board of Directors of the International Trademark Association (INTA). He is currently a member of INTA's Europe Global Advisory Council.

Geert is a thought leader on IP issues and his views are often sought by Reuters, Bloomberg, the FT and the WSJ. He teaches on intellectual property at the Vlerick Business School. For more than 15 years, Geert has been ranked as market-leading individual in the area of IP by various independent legal directories such as Chambers, Legal 500, WTR 1000 and Managing IP.

Experience highlights



Allen & Overy (Belgium) LLP
Tervurenlaan 268A avenue de Tervueren

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Admitted as Exempt European lawyer (England and Wales), 2004

Admitted as “advocaat” (Belgium), 1990


LLM, University of Illinois, 1985

Law Degree, Katholieke Universiteit Leuven (KUL), 1984


Pro-bono experience

Voting member of the General Assembly of ASF, Avocats sans Frontières asbl/vzw


Published work

Glas G. and Carmeliet T., “The European Court to rule on milestone in European GMO legislation: the legal classification of mutagenesis in plant breeding”, Bio-Science Law Review, June 2017.

Glas G. and Suffys C., “Van een grafische voorstelling naar een nauwkeurige voorstelling – een herdefiniëring van de registreerbaarheid van niet-traditionele merken”, Intellectuele Rechten – Droits Intellectuels, 2016-1.

Glas G. several articles on telecom, media, trademark and patent law and scientific contributions.

Glas G. Observational column in “Droits Intellectuels-Intellectuele Rechten (IRDI)”.

Glas G. “Famous and Well-Known Trademarks and the Internet”, contribution in “Famous and Well-Known Marks” (Frederick Mostert ed.), 2004, INTA.

News & insights


Publications: 30 JULY 2021

UK SPACs - FCA relaxes rules including presumption of suspension on announcement of business combination

With effect from 10 August 2021, the UK Financial Conduct Authority is implementing its Listing Rule changes and guidance for UK Special Purpose Acquisition Companies.

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Two modern glass buildings against a blue sky

News: 30 JULY 2021

A&O named top overall advisor to issuers and managers across global debt and equity capital markets

Allen & Overy has been recognised as the top overall advisor to issuers and managers across global debt and equity capital markets in the first half of 2021 based on league tables from Refinitiv,…

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AI and patents: a machine cannot be an inventor (yet)

Publications: 09 APRIL 2020

AI and patents: a machine cannot be an inventor (yet)

Both the European Patent Office (EPO) and the UK Intellectual Property Office (UKIPO) have recently held that artificial intelligence (AI) systems or machines cannot be considered as the inventors of…

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Close up view of fibre optic cables

Publications: 29 JANUARY 2020

Trade mark owners need not amend broad specifications following Sky v SkyKick

Today, the Court of Justice of the EU (CJEU) in Sky v SkyKick (C-371/18) has declined to follow the Advocate General and held that trade mark specifications that cover broad terms such as “computer…

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