A court could not issue an injunction that did not allow a patent owner to enjoin nonparties, because a statute allows injunctions. This chapter explores the theory behind injunctive relief in patent cases, surveys the availability of this remedy in major patent systems,Section 283 of the Patent Act gives district courts the power to grant injunctive relief for patent infringement. Judge Posner cited Federal Circuit case law that permits an injunction "only when damages would not provide complete relief. Subjected to appellate scrutiny than an injunction issued over party opposition or in the wake of default. But for activities occurring after a determination of infringement has been made, a successful patent owner has two available remedies. Discovery relating to a preliminary injunction application can touch on nearly every substantive issue in a patent case. Patent owners must show that patented feature drives consumer demand to obtain injunction to prove up irreparable harm. As a result, injunctions are refused in a material number of patent infringement cases in the.