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The stone facade of the INPI building in Lisbon carved with the words Reparticao da Propriedade Industrial

Registering a Trademark (Marca) with the INPI in Portugal in 2026 — A Practical Guide to Trademark Searches, Nice Classes, the Online Application, the Opposition Window and the 10-Year Renewable Registration

Registering your brand as a trademark turns a name you merely use into one you own. A practical 2026 guide to the INPI: the free prior search, Nice classes, the cheaper online application, the two-month opposition window, fees, and the 10-year renewable registration.
The Portugal Brief