SIERRA LEONE: Patent Applications

✓  Paris Convention
✓  PCT
✓  ARIPO
✘  OAPI

Patent protection is obtainable via national filing or ARIPO.

Sierra Leone
Filing Requirements
For Registration of a Granted UK Patent

Power of Attorney is required upon filing.
Two copies of the granted UK patent are required on the day of filing.
A Certificate from the British Comptroller which sets out the particulars of the granted UK patent.

For Registration of a Convention / PCT Application

Power of Attorney
Required upon filing.

Specification, Claims and Drawings
The specification, claims, drawings and abstract are required upon filing.

Deed of Assignment
No set deadline.

Priority Documents
(if applicable) No set deadline.

Further Information

Deadlines
31 months from earliest priority date for entering national phase under PCT.

Examination
Formal examination is conducted.

Duration
– The patent has a duration of 20 years from the date of filing or the PCT International filing date, with no possible extensions.
– If the patent is based on a granted UK patent, the patent will remain in force for as long as the UK patent remains in force.

Maintenance fees / Renewal fees
– Annual maintenance fees are payable from the first anniversary of the filing date or from the PCT International filing date.
– No renewal fees payable on a granted UK patent.

Sierra Leone Patent Agents

Smit & van Wyk, Inc. patent agents in Africa: Our services include patent applications, maintenance and protection in Sierra Leone. The patent attorneys at our firm are dedicated individuals, skilled in their fields of practice, and can provide clear advice on complex legal matters to clients from all over the world.

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