Apple wants to add Galaxy S4 to a second patent case against Samsung, reports “FOSS Patents” (

Narrowing will occur in several steps until the spring 2014 trial, the article adds. Ultimately, by February 6, 2014, the parties will have to limit their asserted patents claims to five (per side) and their accused products to ten (per side). The purpose of the responses Apple and Samsung submitted yesterday was to identify 22 accused products per side, notes “FOSS Patents.”

This is all part of the ongoing, global legal battle. Apple and Samsung have filed more than 30 lawsuits against each other across four continents. For example, Apple alleges that Samsung copied the slide-to-unlock technology of its iPhone and iPad devices.