It turns out that two months ago RiT Display demonstrated two new flexible PMOLED prototypes - one "fixed curved" and one bendable. You can see the bendable panel below:

RiTDisplay flexible PMOLED prototype (Oct 2015)

According to Touch Display Research, RiT Display aims to start mass producing flexible PMOLEDs by the end of 2015.

Merck - Advancing Display, Advancing LifeMerck - Advancing Display, Advancing Life