T +27 21 526 2800 | F +27 21 526 2801


View All News

Patent Information

Although Tanganyika and Zanzibar are united politically to form the Republic of Tanzania, they have separate Intellectual Property systems and separate applications are required to cover both of these territories

International and Regional Arrangements:

  • Paris Convention:  Yes
  • PCT:  Yes (national phase deadline is 21 months for Chapter 1 applications and 31 months for Chapter 2 applications)
  • ARIPO:  Yes (see ARIPO requirements for designating Tanganyika (Tanzania) in an ARIPO application)
  • OAPI:  No

Filing Requirements:

  • Published PCT application or English specification, claims, abstract and drawings (required on day of filing)
  • Power of Attorney, simply signed (no deadline set)
  • Assignment of Invention, simply signed (no deadline set)
  • International Search Report and International Preliminary Report on Patentability (no deadline set)
  • Certified priority document with verified English translation if applicable (can be filed within 3 months)

Novelty:   Absolute novelty is required

Patentability:   Methods of medical treatment, surgery or diagnosis are not patentable

Excess Fees:   None

Examination:   As to form only, although the legislation makes provision for substantive examination for inventions in specified technical fields

Term of Patent:   10 years from the effective filing date, extendable for two further periods of 5 years each. The term of an ARIPO patent is 20 years from the effective filing date

Renewals:   Renewal fees are due annually from the first anniversary of the effective filing date

General Information

  • Area: Approximately 947 000 km2
  • Population: 41.9 million
  • Capital: Dodoma (largest city Dar es Salaam)
  • Currency: Tanzanian Shilling
  • GDP:  $ 62.2 billion (2010)
  • Domain name extension: .tz
  • Languages: Swahili, English (official languages)
  • Exports: Raw cotton; cashew nuts; gold; coffee
  • Imports:  Industrial raw materials; construction materials; consumer goods; transport equipment; crude oil

International / Regional Conventions:

  • Banjul Protocol (of ARIPO)
  • Berne Convention
  • Nice Agreement on Classification of Marks
  • Paris Convention
  • Patent Cooperation Treaty
  • WIPO Convention