# The Patents Rules 1990, Article 64: Application under section 47(3)


(1) An application under section 47(3) shall be made on Patents Form 31/77 within two months after the making of the relevant entry and shall be accompanied by a copy of the application supported by a statement in duplicate setting out fully the nature of the claimant’s interest and the facts upon which he relies.
(2) The comptroller shall send a copy of the application and statement to the proprietor of the patent.

---
Source: https://www.legislation.gov.uk/uksi/1990/2384/article/64 (the official version)
Page: https://openlegislation.uk/patents-rules-1990/article-64
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.