SÃO TOMÉ AND PRÍNCIPE: Patent Applications
✓ Paris Convention
Patent protection is obtainable via national filing or ARIPO.
Power of Attorney
Required upon filing, must be in Portuguese.
Specification, Claims and Drawings
The specification, claims, drawings and abstract are required upon filing, in Portuguese.
Deed of Assignment
No set deadline.
(if applicable) must be filed with a verified Portuguese translation.
30 months from earliest priority date for entering national phase under PCT.
Formal examination is conducted.
The patent has a duration of 20 years from the date of filing or the PCT International filing date, with no possible extensions.
Maintenance fees / Renewal fees
Annual maintenance fees are payable from the first anniversary of the filing date or from the PCT International filing date. There is a 6-month grace period to pay the maintenance fees, subject to the payment of surcharges.
São Tomé and Príncipe Patent Agents
Smit & van Wyk, Inc. patent agents in Africa: Our services include patent applications, maintenance and protection in São Tomé and Príncipe. The patent attorneys at our firm are dedicated individuals, skilled in their fields of practice, and can provide clear advice on complex legal matters to clients from all over the world.