General Information

  • Area: Approximately 1000 km2
  • Population: 0.2 million
  • Capital: São Tomé
  • Currency: Dobra
  • GDP:  $ 316.9 million (2010)
  • Domain name extension: .st
  • Languages: Portuguese (official language)
  • Exports: Cocoa; copra; coffee; palm oil
  • Imports:  Machinery and electrical equipment; food products; petroleum products

International / Regional conventions:

  • Banjul Protocol (of ARIPO)
  • Hague Agreement on Designs
  • Madrid Protocol on Marks
  • Paris Convention
  • Patent Cooperation Treaty
  • WIPO Convention

Trade Mark Information

International and Regional Arrangements:

Madrid Agreement:      Yes

Paris Union:                Yes

Types of Trade Marks:

Goods and services

Collective marks

No provision for defensive marks


The International Classification of Goods and Services (Nice Classification) is applied.

Filing Requirements:

Particulars of Applicant (name, address and nationality)

Simply signed Power of Attorney incorporating a Portuguese translation

Representation of the mark

List of goods and / or services

Certified copy of the priority document with verified Portuguese translation


The trade mark is registered 10 years from the filing date

Renewable every 10 years

Patent Information

International and Regional Arrangements:

Paris Convention: Yes

PCT: Yes (national phase deadline is 30 months from the priority date)

ARIPO: Yes (see ARIPO requirements for designating São Tomé & Príncipe in an ARIPO application. However, for PCT national phase applications, São Tomé & Príncipe can only be designated if the international application was filed after 18 August 2014).


Filing Requirements:

Portuguese translation of specification, claims, drawings and abstract

Published PCT application

International Search Report and International Preliminary Examination Report (no set deadline)

Power of Attorney, simply signed (no set deadline)

Assignment of Invention or certified copy thereof (no set deadline)

Certified priority document with verified Portuguese translation of the covering page (no set deadline)

Absolute novelty is required
Methods of medical treatment, surgery or diagnosis are not patentable
Excess Fees:
As to form only
Term of Patent:
20 years from the effective filing date
Payable annually in advance from the first anniversary of the effective filing date