The Rules of the Supreme Court (Northern Ireland) (Revision) 1980

Action for infringement

5.—(1) Notwithstanding anything in Order 5, rule 4, proceedings in which a claim is made by the plaintiff in respect of the infringement of a patent shall be begun by writ.

(2) The plaintiff in such an action must serve with his statement of claim particulars of the infringement relied on, showing which of the claims in the specification of the patent are alleged to be infringed and giving at least one instance of each type of infringement alleged.

(3) If a defendant in such an action alleges, as a defence to the action, that at the time of the infringement there was in force a contract or licence relating to the patent made by or with the consent of the plaintiff and containing a condition or term void by virtue of section 44 of the 1977 Act, he must serve on the plaintiff particulars of the date of, and parties to, each such contract or licence and particulars of each such condition or term.