# The Patents Rules 1995, Article 90: Agents


(1) Unless the comptroller otherwise directs in any particular case—
(a) all attendances upon him may be made by or through an agent; and
(b) every notice, application or other document filed under the Act may be signed by an agent.
(2) Where after a person has become a party to proceedings before the comptroller he appoints—
(a) an agent for the first time, the newly appointed agent shall file Patents Form 51/77 on or before the first occasion when he acts as agent; or
(b) one agent in substitution for another, the newly appointed agent shall file in duplicate Patents Form 51/77 on or before the first occasion when he acts as agent and the comptroller shall send one copy of the form to the previously appointed agent.

---
Source: https://www.legislation.gov.uk/uksi/1995/2093/article/90 (the official version)
Page: https://openlegislation.uk/patents-rules-1995/article-90
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.