# The Patents (Amendment) (EU Exit) Regulations 2019, Regulation 64 Extent: E+W+S+N.I. For references in Article 17 (notification of lapse or invalidity) to β€œthe authority referred to in Article 9(1)”, substitute β€œ the comptroller ”. --- Source: https://www.legislation.gov.uk/uksi/2019/801/regulation/64 (the official version) Page: https://openlegislation.uk/patents-amendment-eu-exit-regulations-2019/regulation-64 Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.