Patents Act 1977 (c. 37) Patents Act 1977 (c. 37) Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below: Sch. para. 3 revoked by National Health Service (Consequential Provisions) Act 2006 Sch. 4 Sch. para. 4 revoked by Medical Act 1983 and Miscellaneous Amendments 2006 art. 80(c) 2Paragraph 2 Patents Act 1977 (c. 37)