Mariëtte du Plessis is our exclusively recommended Intellectual Property Law expert in South Africa on the Advisory Excellence website. If you need assistance in this area, please contact Mariëtte directly using the contact details listed above.
Mariëtte is currently a senior partner in the Trade Mark Litigation section of the Trade Marks Department. She has been a partner in the firm of Adams & Adams since 1997 and is an experienced top-tier ranked IP attorney with over 30 years of experience in IP. She served on the Minister of Trade’s Standing Advisory Committee on IP for a number of years. She was the chairlady of the Trade Mark Litigation section in 2009 and has chaired the Design Committee and initiated the firm’s sponsorships for The Design Indaba, The Loeries Advertising Awards and South African Music Awards (SAMAs) to raise awareness of IP amongst creatives and performing artists in South Africa. She currently serves on the firm’s African and the Marketing committees.
Mariëtte specialises in all trade mark, copyright, advertising law and domain name related disputes throughout Africa, as well as regulatory advice. She represents high profile South African and international clients in their trade mark and copyright matters throughout Africa. She is the client relation partner for many of the firm’s top local and international clients.
Mariëtte has been involved in a number of high-profile cases over the years. In the case of Pioneer Foods (Pty) Ltd v Bothaville Milling (Pty) Ltd, she successfully represented the respondent in the case up to the Supreme Court of Appeal. It is regarded as the “road map” for passing off cases in South Africa. She is also a Senior Adjudicator for .co.za domain name disputes.
Mariëtte served as a Council Member of the South African Institute of Intellectual Property Law (SAIIPL) for many years and was the President in 2007. She served on and chaired the Copyright and Trade Mark Law committees of SAIIPL for many years. She received a Presidential Award in 2012.
Mariëtte has served on numerous INTA committees including Africa Legislative Analysis committee (and chaired it), PDA Council, the OAPI/ARIPO sub-committee and currently the Law Firm Management sub-committee. She is also currently the secretary of the Marques International Trade Mark Team and serves on the Working Group on the Improvement of ARIPO.
Mariëtte has a particular interest in IP aspects of the arts, design and advertising, with a focus on educating young creative talents to protect their IP. She regularly lectures on IP at advertising and design schools.
Mariëtte du Plessis has written numerous articles on a wide range of IP related topics in South Africa and published articles in World Trade Mark Review, Marques newsletters and local publications, including De Rebus, the leading publication for attorneys in South Africa. She has also presented talks on IP at many South African conferences. She has been quoted in newspaper articles and is regularly approached for interviews by local newspapers, radio and television stations.
Adams & Adams is an internationally recognised and leading African law firm that specialises in providing intellectual property and commercial services.
With primary office locations in South Africa and branches and associate offices in a number of African countries, our firm’s leadership position is reflected in the ground-breaking work we do, the valuable client relationships we have and the quality of our professionals.
Our more than 200 professionals specialise in various legal and technical disciplines in intellectual property law, commercial and property law, and litigation. We proudly represent many of the world’s largest corporations and organisations, as well as small to medium-sized companies, and our 70 partners are established pathfinders and thought leaders in their respective practice areas.
Our Intellectual Property law practices work with clients around the globe and across many industries to protect, enforce and commercialise their intellectual property including trade marks, patents, copyright
Likewise, our general commercial legal services practices boast competent and powerful teams that are purposed to represent clients in expertise areas such as commercial litigation, property services, public procurement, banking and finance, mergers and acquisitions, tax, franchising, personal injury, arbitration and dispute resolution, and technology, among others.