Patent Filing in Tanzania
File your PCT national phase application in Tanzania with the Business Registrations and Licensing Agency, Ministry of Industry and Trade (United Republic of Tanzania) through AnalystIP, within 21 months from the priority date. Every requirement below is taken from the WIPO PCT Applicant's Guide and kept up to date by our team.
When is your national phase deadline in Tanzania?
Enter the earliest priority date of your PCT application (or the international filing date if there is no priority).
Patent filing in Tanzania: key facts
Reinstatement of rights (PCT Rule 49.6): yes.
None
20 years from the international filing date
Official fees for patent filing in Tanzania
Filing in several countries? Compare fees with other countries →
Standard official fees (general)
From the WIPO PCT Applicant's Guide, updated October 6, 2025. Amounts in TZS. Your exact fees depend on your application: use the calculator above.
| Fee | Amount | Notes |
|---|---|---|
| Patents: Filing fee | TZS 12,000 | |
| Utility certificates: Filing fee | TZS 10,000 |
Fee reductions: None
National phase entry requirements
Time limit
Chapter I (PCT Article 22(3)): 21 months from the priority date; Chapter II (PCT Article 39(1)(b)): 31 months from the priority date
Also available through ARIPO (31 months).
The 30-month Chapter I limit does not yet apply here; file a Chapter II demand or use the regional route.
Translation
Article 22: description, claims (if amended, only as amended, together with any statement under Article 19), any text matter of drawings, abstract. Article 39(1): description, claims, any text matter of drawings, abstract (if amended, only as amended by the annexes to the IPER).
Late entry and reinstatement
Reinstatement of rights (PCT Rule 49.6): yes. Effect of restoration of priority by the receiving Office (Rule 49ter.1) accepted; requests for restoration (Rule 49ter.2) accepted; refer to the Office for criteria and fee.
Agent and power of attorney
Required if the applicant is not resident in the United Republic of Tanzania. Any patent attorney or patent agent registered to practise before the Office may act.
Special requirements of the office
- Name and address of the inventor if not furnished in the Request (may be satisfied by a declaration under Rule 4.17)
- Document evidencing a change of applicant's name after the international filing date not reflected in Form PCT/IB/306 (may be satisfied by a declaration under Rule 4.17)
- Appointment of an agent if the applicant is not resident in the United Republic of Tanzania
- If not complied with within the time limit, the Office will invite compliance within a time limit fixed in the invitation
Other information
- Copy of the international application: not required
- Colour drawings: refer to the Office
- Protection available: national (TZ) and ARIPO (AP)
- National phase procedure and Annex TZ.I (Fees): 'Information not yet available'
Source: WIPO PCT Applicant's Guide, national chapter, updated October 6, 2025.
Patent filing in Tanzania: questions
What is the deadline for PCT national phase entry in Tanzania?
21 months from the earliest priority date under Chapter I, and 31 months when a demand for international preliminary examination (Chapter II) was filed.
Can I enter the national phase in Tanzania after the deadline?
Reinstatement of rights (PCT Rule 49.6): yes. Effect of restoration of priority by the receiving Office (Rule 49ter.1) accepted; requests for restoration (Rule 49ter.2) accepted; refer to the Office for criteria and fee.
In which language must the application be filed in Tanzania?
English. Article 22: description, claims (if amended, only as amended, together with any statement under Article 19), any text matter of drawings, abstract. Article 39(1): description, claims, any text matter of drawings, abstract (if amended, only as amended by the annexes to the IPER).
Do I need a local patent attorney in Tanzania?
Required if the applicant is not resident in the United Republic of Tanzania. Any patent attorney or patent agent registered to practise before the Office may act.
Are there official fee reductions in Tanzania?
None
How much does patent filing in Tanzania cost?
The cost is the official fees of the patent office plus professional fees. The standard official fees from WIPO are listed on this page; the calculator works out the exact official fees for your application (pages, claims, applicant type) after a quick email check, and our team sends a full quote on request.
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