Apple is asking for a preliminary injunction to block US sales of the Galaxy Nexus, according to the Wall Street Journal. The current suit, filed in San Jose's federal district court on Wednesday of this past week, accuses Samsung's phone of infringing on four Apple patents. The patents in question include "unified search," slide-to-unlock, data tapping (data detectors) and word completion technologies. FOSS Patents refers to them as the "Four Horsemen" of patent claims; the site also suggests that this action against the flagship Ice Cream Sandwich 4.0 Android device is attacking core features of "stock Android." The data d