Margarida Castillo Silva
Senior Associate Lawyer • Lisbon
Margarida Castillo Silva is a Senior Associate at Abreu Advogados since 2022, working mainly in intellectual property, privacy, electronic communications, internet and information technologies, advertising and consumer law.
She has particular intervention in the resolution of disputes before the courts, in matters of copyright and private industrial property rights, namely trademarks, designs or models and patents.
She advises companies in various sectors on the licensing of private industrial property rights and copyrights and on the implementation of advertising contests and competitions.
She has also provided support and advice in the pre-litigation phase in relation to exclusive industrial property rights.
She also has experience in advising in the area of Intellectual Property in transactions in various sectors of industry and services, such as health, technology, entertainment (audiovisual), fashion and energy.
She is currently a member of the ECTA Copyright Committee and has been a guest speaker and participant at various national and international intellectual property conferences and seminars.
She has also contributed as an author and co-author to numerous articles and studies on intellectual property law, published internationally.
Experience
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Advice on administrative and judicial proceedings related to industrial property, to companies, national and foreign, in the automotive, fashion, environment, pharmaceutical, wine and restaurant sectors;
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Advising national and international companies on trade secrets and unfair competition matters;
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Advising on e-commerce and privacy issues in the launching of websites and web-based services and compliance requirements;
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Advising various national and international companies on advertising and consumer law matters, namely in the launch of major promotional campaigns and in the management of complaints submitted through the complaints book (physical and electronic);
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Advising various international suppliers on their integration in the Portuguese market, negotiating distribution, agency and franchising contracts;
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Advising companies in the entertainment (audiovisual) sector on the implementation of national and foreign film projects and productions;
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Collaborating in the prevention and/or resolution of disputes on Intellectual Property and Information Technology, specifically in copyright disputes, licensing of intellectual property and technology, data protection and other regulatory issues.
Education
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Faculdade de Direito da Universidade Católica Portuguesa
Law Degree (2018)
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Faculdade de Direito da Universidade Católica Portuguesa
Master´s degree in Civil Law (2021)
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ICC Portugal
Course in Procedural Law and Intellectual Property Procedural (2023)
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Católica Global School of Law
LLM in Law in a Digital Economy (2025)
Professional recognition
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Rising Star (2025)
Associations
