# The Patents Rules 2007, Article 60: Request for substantive examination following a direction under section 81


Where an application for a European patent (UK) falls to be treated as an application for a patent under the Act by virtue of a direction under section 81, the period prescribed for the purposes of section 18(1) is two years beginning immediately after—
(a) where there is no declared priority date, the date of filing of the application; or
(b) where there is a declared priority date, that date.

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Source: https://www.legislation.gov.uk/uksi/2007/3291/article/60 (the official version)
Page: https://openlegislation.uk/patents-rules-2007/article-60
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.