For Release 15.x see Note 2077419 - Targeted ASE 15.x Release Schedule and CR list
Information: http://service.sap.com/sap/support/notes/2077419
And
for Release 16.x see Note 2075653 - Targeted ASE 16.0 Release Schedule and CR list Information: http://service.sap.com/sap/support/notes/2075653