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Patent Information

International and Regional Arrangements:

  • Paris Convention:  Yes
  • PCT:  Yes (national phase deadline is 21 months from the priority date)
  • ARIPO:  No

Filing Requirements:

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

Novelty:   Absolute novelty is required

Patentability:   Diagnostic, therapeutic and surgical methods for the treatment of humans and animals are not patentable. Products for use in any such methods may be patented.

Excess Fees:   None

Examination:   As to form only

Term of Patent:   20 years from the effective filing date, which may be extended on application where the patent is granted more than 4 years after filing.

Renewals:   Payable annually from the first anniversary of the effective filing date

General Information

  • Area: Approximately 1500 km2
  • Population: 985 000
  • Capital: Zanzibar Town
  • Currency: Tanzanian Shilling
  • GDP:  $ 528 million
  • Domain name extension: .not listed
  • Languages: Swahili and English
  • Exports: spices; seaweed; fine raffia
  • Imports:  petroleum products; manufactured articles; rice; maize; sugar; cooking oil

International / Regional Conventions: 

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