State Act

Portuguese Civil Code, 1867

Article 613 – Patents - Whoever invents any appliance or any saleable product, refines or improves any known product or appliance of the same nature, or discovers any easier and less expensive means, to obtain the same, enjoys the patent over his invention or discovery for a period of fifteen years on the terms set out in this chapter. § Sole paragraph - Any inventor, who in a foreign country obtains a patent, cannot obtain the same in the kingdom, except in accordance with this Code and for the period which in that country remains for the invention to come into public dominion.