Middle East & Africa

Algeria

Patent system, trademark registration, annuity management, and renewals in Algeria.

Authority

INAPI

PCT

30 mo

Madrid

Member

INAPI Search

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Before You Start

Before filing or quoting, you'll typically confirm these first

1
Whether to pursue the Paris route, PCT national phase, or start with trademark registration in Algeria
2
Which of patent filing, trademark registration, annuity, or renewal is the most urgent priority
3
Whether to verify the official portal, search system, and key deadlines before moving to a quote or engagement

The sections below cover each module — use the navigation to jump directly to what you need.

Patent System & Process

Patent System in Algeria

Algeria is Africa's largest country (by area); natural gas and oil are main exports; steel, cement, and food processing are key industries. IP administered by INAPI. PCT (30 months) and Madrid (2015) supported. Arabic or French filing accepted.

Algerian Patent System ▾

INAPI substantive examination; 20-year patents. Arabic or French; French more common in practice. PCT national phase: 30 months.

Source: INAPI; WIPO — DZ

Trademark System & Process

Trademark System in Algeria

Algerian trademarks examined by INAPI; 10-year term; renewable. Madrid designations of DZ accepted since 2015. Direct INAPI filing in Arabic or French also available.

Trademark Application ▾

Madrid designation of DZ or direct INAPI filing in Arabic or French; 10-year term.

Source: INAPI; WIPO Madrid

Patent Annuity

Algeria Patent Annuities

Annual annuities; grace period available.

Source: INAPI fee schedule

Annuity Reference → Managed Annuities

Trademark Renewal

Algeria Trademark Renewals

10-year trademark; renew before expiry; grace period.

Source: INAPI

Renewal Reference → Managed Renewals

FAQ

Common Questions — Algeria IP

PCT deadline for Algeria? ▾

30 months from priority date.

Does Algeria accept Madrid trademark designations? ▾

Yes, since 2015.

What language is required? ▾

Arabic or French; French more common in practice.

Does Algeria participate in the OAPI regional system? ▾

No, Algeria is not an OAPI member; file directly with INAPI.

Is there a trademark use requirement in Algeria? ▾

Yes, 3-year non-use may lead to revocation.

Is a local agent required in Algeria? ▾

Foreign applicants must use a locally registered agent at INAPI.

Is Algeria a WTO member? ▾

Algeria is not yet a formal WTO member; accession negotiations have been ongoing for many years.

What should companies know when filing IP in Algeria? ▾

Algeria's foreign investment restrictions (51% local ownership in some sectors) may affect local operations, but IP protection itself is not restricted — early registration is still recommended to prevent squatting.

Official Reference Sources

Sources for This Page

INAPI Official Website www.inapi.org WIPO — Algeria www.wipo.int/members/en/details.jsp?country_id=3 WIPO Madrid — DZ www.wipo.int/madrid/en/members/

Content based on official sources above, last reviewed: 2026-04. In case of discrepancy with the latest official publications, official sources prevail.

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