Schedule 4, paragraph 3(1)
PA 1977
Patents Act 1977 · United Kingdom
Any question whether an act done before the appointed day infringes an existing patent or the privileges or rights arising under a complete specification which has been published shall be determined in accordance with the law relating to infringement in force immediately before that day and, in addition to those provisions of the 1949 Act which continue to apply by virtue of Schedule 1 above, section 70 of that Act shall apply accordingly.
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Source: legislation.gov.uk · retrieved 2026-09-04