Sao Tome and Principe

Lysaght offers a complete IP service in this country, assisting clients in the filing, registration, recordal and renewal of their IP rights. For further information and our prices, please e-mail us with your specific enquiry.


International, Nice
Goods and services can be registered

PriorityConvention priority may be claimed
Renewal10 years from the filing date and every 10 years thereafter
Proof of useNon-use of a mark by either the registered proprietor or any licensee of the mark for a period of 5 years from registration renders it open to an action for cancellation by third parties.
Types of Patent

Substantive with or without priority claims

Designation in ARIPO patent applications

PCT national phase or via ARIPO regional phase (for PCT applications filed after 19th August 2014)

PCT national/regional phase, either nationally or or via ARIPO regional system.  

Please note that, although PCT national phase applications may be filed in Sao Tome, the procedures for prosecuting the same are not yet in place and there is currently no guarantee that enforceable rights will be granted.  Consequently, it is recommendable to file ARIPO applications designating Sao Tome at this time. 

PriorityPlease see ARIPO entry
DurationPlease see ARIPO entry
AnnuitiesPlease see ARIPO entry
PriorityConvention priority may be claimed
DurationDesign registrations are valid for an initial term of 5 years from the filing date, which is renewable upon payment of the required fees for two further terms of 5 years each
RenewalRenewal fees are payable on the 5th and 10th anniversaries of the filing date.  A grace period of six months is available