LAWYER PROFILE
Kirian Claeyé

Kirian Claeyé

Europe 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 2 practice areas

Contributions and articles

1 Global Practice Guides
9 Articles, Press releases, highlights

About

Provided by ALTIUS

Practice Areas

The newest Partner at ALTIUS, Kirian specialises in intellectual property and regulatory affairs relating to the pharmaceutical field.

His IP work focuses on complex patent litigation, often involving cross-border issues, parallel trade disputes, and support and advice regarding IP portfolio management. His regulatory work spans the fields of launch and marketing strategies, pricing and reimbursement, tendering, advertising, and lifecycle management.

Professional Memberships

Kirian is a member of the Boalt Hall Alumni Association, (Young) EPLAW, Licensing Executives Society, and the Belgian American Educational Foundation (BAEF).

Publications

• “Evoluties in het octrooirecht – Overzicht van rechtspraak 2018-2022”, TBH 2022, 435-489 (co-author)

• “Vrijwaring voor uitwinning en intellectuele eigendom” in B. Tilleman & B. Devolder, Weens Koopverdrag, Brugge, Die Keure, 2022, pp. 551-618 (co-author)

• “Pharmaceutical IP and Competition law in Belgium: Overview”, Thomson Reuters, 1 August 2021 (co-author)

• “Must AstraZeneca supply the EU with sufficient COVID-19 vaccines?”, ILO Healthcare & Life Sciences, 10 February 2021 / Mondaq, 13 April 2021

• “Belgium” in J. Bühling, Patent Protection for Second Medical Uses, The Netherlands, Kluwer, 2020 (co-author)

• The Pharma Legal Handbook: Belgium, PharmaBoardroom 2020 (co-author)

• “Evoluties in het octrooirecht – Overzicht van rechtspraak 2014-2018”, TBH-RDC 2018, 747-798 (co-author)

Additionally Kirian regularly speaks at conferences and seminars, is host of ALTIUS’ annual Pharma Law Seminar, and in charge of ALTIUS’ two-monthly Life Sciences Sessions.

Chambers Review

Provided by Chambers

Chambers European Guide

Intellectual Property: Patent - Belgium

Band 3
Band 3

Individual Editorial

Kirian Claeyé has an impressive work portfolio advising high-profile pharmaceutical companies on patent infringement cases. He has further experience in the TMT sector.

Life Sciences: Domestic - Belgium

Band 3
Band 3

Individual Editorial

Kirian Claeyé acts for major pharmaceutical clients on pricing and reimbursement issues, as well as tendering and regulatory advice.

Strengths

Provided by Chambers

  • Kirian Claeyé is very good with the details of legislation and procedures.

    Intellectual Property: PatentChambers European Guide
  • Kirian Claeyé has extensive knowledge of case law and procedural law.

    Intellectual Property: PatentChambers European Guide
  • He is very responsive, dedicated and flexible, which is why we love him.

    Life Sciences: DomesticChambers European Guide
  • Kirian has a strategic mindset while being a very good and clear communicator. He is very responsive and always quick to provide thoughtful input that is actionable.

    Life Sciences: DomesticChambers European Guide
  • Kirian Claeyé is a brilliant lawyer with encyclopaedic knowledge of Belgian life sciences regulations and good business acumen. He is our go-to lawyer.

    Life Sciences: DomesticChambers European Guide
  • Kirian Claeyé is fast, to the point and clear, and his advice actually matters and enables growth.

    Life Sciences: DomesticChambers European Guide

Ranked Individuals at ALTIUS (18)

Belgium

Europe-wide

All Contributions (1)

Provided by ALTIUS

Articles, Highlights and Press Releases

9 items provided by ALTIUS

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