GILEAD SCIENCES, INC.; BABAOGLU, Kerim; BOOJAMRA, Constantine, G.; EISENBERG, Eugene, J.; HUI, Hon Chung; MACKMAN, Richard, L.; PARRISH, Jay, P.; SANGI, Michael; SAUNDERS, Oliver, L.; SIEGEL, Dustin; SPERANDIO, David; YANG, Hai Patent: WO2011/163518 A1, 2011