In a court battle over the rights to a cell phone app that converts a phone into a virtual glass of milk, a federal judge in Harrisburg has ruled that the creator of the iMilk app may pursue claims against Hershey Co. for copyright infringement, trade dress and tortious interference.

In his 14-page opinion in The Hershey Co. v. Hottrix , U.S. District Judge John E. Jones III found that cell phone applications, or apps, are a burgeoning and lucrative enterprise.