A Practice Note addressing the process of applying for preliminary injunctive relief in the Court of Common Pleas of Philadelphia County, Pennsylvania. Grants of permanent injunctions in U.S. district court patent litigation remain uncommon since the landmark decision in eBay v. MercExchange.The University periodically revises and updates its policies and procedures regarding patents and tangible research property. This article addresses a largely neglected issue: the scope of injunctions against patent infringement. In many patent suits, patent holders seek injunctive relief to prevent an accused infringer from continuingto practice the patented invention. When filling out the complaint, you should remember the following: 1). You are the plaintiff.