Article 83 Procedure for making request for substantive examination where section 81(2) applies

The period within which a request may be made to the comptroller for substantive examination of any application for a patent to which section 81(2) applies shall be two years from the declared priority date or, where there is no declared priority date, the date of filing of the application for the European patent (UK).

The request shall be made on Patents Form 10/77.

Where an application for a European patent (UK) is to be treated as an application for a patent under the Act, the period prescribed for the purposes of sections 18(4) and 20(1) shall be the period which expires four years and six months after the declared priority date, or where there is no declared priority date, the date of filing of the application for the European patent (UK).