Sevan Antreasyan Partner
Dr. iur., Attorney at Law

Sevan Antreasyan


Dr. iur., Attorney at Law

+41 58 450 70 00


Route de Chêne 30

CH-1211 Geneva

  • Expertise

    Sevan Antreasyan is a partner specialising in intellectual property, technology and life sciences matters. He assists clients at all stages of the development of commercial transactions in these fields, covering licensing, sale and divestment of IP assets, R&D and collaboration projects, distribution, public-private partnerships, sponsoring agreements and joint ventures. Sevan also acts as counsel to clients in litigation, with a particular focus on trademarks, IP contracts and technology, and advises clients on all their IP, as well as life sciences regulatory matters. When he's not drafting contracts or legal briefs, Sevan practises writing software code.

  • Specialist Areas

    Intellectual Property, Competition, Commercial and Contracts, Life Sciences, Healthcare, Technology and Outsourcing, Litigation and Arbitration
  • Practices

  • Professional Experience and Education

    and Education

    2022Partner, Lenz & Staehelin
    2015Joined Lenz & Staehelin
    2009-11University of Geneva (Research & Teaching Assistant in Intellectual Property Law, Contract Law, Internet Law)
    2016University of Geneva (Dr. iur.)
    2015Swiss bar admission
    2012UC Berkeley School of Law (Visiting Scholar at the Center for Law & Technology)
    2008University of Geneva (MLaw in Commercial Law)
    2006University of Geneva (BLaw)
  • Languages

    French, English
  • Memberships

    International Trademark Association (INTA), Licensing Executives Society (LES), Institut für gewerblichen Rechtsschutz (INGRES), Association Romande de Propriété Intellectuelle (AROPI), Geneva Bar Association (OdA)

    • Ling Peter, Antreasyan Sevan, Rusterholz Leo, Trabaldo Togna Federico, Digital Health 2023 - Switzerland, in: Getting the Deal Through, January 2023
    • Rötheli Andreas, Erni Stephan, Antreasyan Sevan, Trabaldo Togna Federico, Healthcare M&A 2022 - Switzerland, in: Getting the Deal Through, October 2022
    • Antreasyan Sevan, Obligation stay-down des fournisseurs d'hébergement Internet, in: Le nouveau droit d'auteur (A.-L. Bandle, ed.), February 2022
    • Simon Jürg, Antreasyan Sevan, Hitz David, Trademarks 2022 - Switzerland, in: Getting The Deal Through, October 2021, 277-283
    • Antreasyan Sevan, Hitz David, IP in business transactions: Switzerland overview, in: Practical Law, April 2021, 1-23
    • Antreasyan Sevan, Dienstleistungen (p. 199-212) and Ausländische Herkunftsangabe auf dem Schweizer Markt (p. 213-223), in: Swissness (J. Simon, ed.), 2020
    • Antreasyan Sevan, Merkt Benoît, Simon Jürg, The Intellectual Property and Antitrust Review 2019 - Switzerland, in: The Law Reviews, 4th edition, September 2019, 186-194
    • Antreasyan Sevan, Copyright Limitations and Exceptions - Switzerland, in: Antitrust Analysis of Sales Platforms & Copyright Limitations and Exceptions, Springer July 2018, 567-582
    • Antreasyan Sevan, Biens virtuels et droit des marques, in: sic! 6/2017, 327
    • Antreasyan S., #trademark #infringement #social_networks - A Swiss Law Perspective, in: Armenian Yearbook of International and Comparative Law, 2016
    • Antreasyan Sevan, Réseaux sociaux et univers virtuels : Contrat d'utilisation et aspects de propriété intellectuelle, PhD Thesis, Geneva 2016 (
    • Antreasyan Sevan, Peyrot A., Succession 2.0: les biens numériques, in: NOT@LEX 2016, 20
    • Antreasyan Sevan, Sakkal Isy Isaac, Le «card sharing» en droit suisse, in: sic! 3/2013, 131
    • Antreasyan Sevan, Müller V., Les secrets d’affaires des fonds d’investissement alternatifs en droit suisse, in: GesKR 2/2012, 252
  • Contact Details

  • Assistant

  • References

    He is responsive, accurate, and quick to understand client needs.

    Legal 500, 2020

He is responsive, accurate, and quick to understand client needs.

Legal 500, 2020