Marie Jansson Heeks

Partner

Overview

As a partner in Crowell's London office, Marie brings a wealth of expertise as a qualified solicitor, solicitor advocate, and UK and European patent attorney. Her practice encompasses all aspects of intellectual property, from the initial development of protection strategies to the commercialisation and exploitation of valuable assets. Her approach is holistic, ensuring that IP strategies are not only proportionate, but also aligned with her clients' business objectives.

Marie has played a pivotal role in developing and executing IP portfolio management strategies, ensuring that her clients' intellectual assets are robustly protected and strategically managed. Her extensive experience in patent prosecution has involved significant interactions with various patent offices, where she has adeptly navigated complex legal landscapes to secure favorable outcomes for her clients. Marie has been actively involved in numerous opposition and appeal proceedings, showcasing her ability to advocate effectively and resolve disputes in high-stakes environments.

Career & Education

    • College of Law, London, Professional Skills Course, 2012
    • College of Law, London, Legal Practice Course, 2011
    • Queen Mary University of London, M.Sc., Intellectual Property Law, 2008
    • BPP Law School, London, Diploma in Law, 2006
    • London School of Economics, University of London, Diploma in Financial Accounting, 2005
    • University College London, BEng, Biochemical Engineering, 2005
    • Lund University, Diploma in Swedish Language, 2003
    • College of Law, London, Professional Skills Course, 2012
    • College of Law, London, Legal Practice Course, 2011
    • Queen Mary University of London, M.Sc., Intellectual Property Law, 2008
    • BPP Law School, London, Diploma in Law, 2006
    • London School of Economics, University of London, Diploma in Financial Accounting, 2005
    • University College London, BEng, Biochemical Engineering, 2005
    • Lund University, Diploma in Swedish Language, 2003
    • Chartered Institute of Patent Attorneys (CIPA), Chartered UK Patent Attorney, 2013
    • European Patent Office, European Qualifying Examinations, 2012
    • Senior Courts of England and Wales, Solicitor, 2012
    • Chartered Institute of Patent Attorneys (CIPA), Chartered UK Patent Attorney, 2013
    • European Patent Office, European Qualifying Examinations, 2012
    • Senior Courts of England and Wales, Solicitor, 2012
    • Swedish
    • Swedish

Marie's Insights

Firm News | 1 min read | 06.30.26

Crowell & Moring Earns Recognition Across Europe in 2026 IP Stars Guide

Brussels – June 30, 2026: Managing Intellectual Property has recognized seven attorneys in Belgium and four in the United Kingdom, plus five practice areas — including a first-time ranking in Trademark Prosecution in Belgium — in its 2026 IP Stars guide. The guide "covers a variety of IP practice areas and more than 80 jurisdictions, making it the most comprehensive and widely respected IP practitioner guide in the legal profession." ...

Marie's Insights

Firm News | 1 min read | 06.30.26

Crowell & Moring Earns Recognition Across Europe in 2026 IP Stars Guide

Brussels – June 30, 2026: Managing Intellectual Property has recognized seven attorneys in Belgium and four in the United Kingdom, plus five practice areas — including a first-time ranking in Trademark Prosecution in Belgium — in its 2026 IP Stars guide. The guide "covers a variety of IP practice areas and more than 80 jurisdictions, making it the most comprehensive and widely respected IP practitioner guide in the legal profession." ...