Remember that they did state in the Feb nr that they have transferred the poet technolgy to multiple foundry partners since the Sept CC.

.........Among the milestones POET reported achieving since its previous corporate update on September 30, 2015 are the following:

POET has transferred its proprietary technology to multiple foundry partners.

POET has received promising initial results of wafers processed at its newest foundry supplier, Wavetek, using POET’s proprietary technology. The agreement with pure-play foundry services leader Wavetek, announced last month, addresses all of POET’s current manufacturing requirements (including Vertical Cavity Surface Emitting Lasers (VCSELs)) in POET’s ongoing commercialization initiative.....