ZANZIBAR
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Patent
Forms part of
- ARIPO
- OAPI
- PARIS CONVENTION
- PCT
- ZANZIBAR
- ARIPO
- OAPI
Paris Convention;
ARIPO (Harare Protocol);
PCT and
WTO/TRIPS.
Patents for inventions;
Divisional patents; and
Utility model certificates for inventions that renew, inventive and industrially applicable.
Absolute novelty.
No provisions.
Patent applications are examined as to compliance with formal requirements.
A patent is valid for 20 years calculated from the filing date.
Renewal fees are payable annually. A six-month grace period is provided, subject to surcharges.
Patent must be worked within four years from date of filing or three years from date of grant, whichever period expires last. A compulsory licence may be granted if Patent is not worked in Zanzibar.