I am unsure of the expiration date for these cartridges.
All ink cartridges sound to be fully liquid still and not dried out, so I assume they are still within their expiration period!
T0127120 Compatible ink cartridge for:
Epson WorkForce 630, WorkForce 633, WorkForce 633
Epson WorkForce 840, WorkForce 840, WorkForce 845, WorkForce 645
Replace Cartridge T0127120 (XHY Black)
T0127220 Compatible ink cartridge for:
Epson WorkForce 630, WorkForce 633, WorkForce 633
Epson WorkForce 840, WorkForce 840, WorkForce 845, WorkForce 645
Replace Cartridge T0127220 (XHY Cyan)
T0127320 Compatible ink cartridge for:
Epson WorkForce 630, WorkForce 633, WorkForce 633
Epson WorkForce 840, WorkForce 840, WorkForce 845, WorkForce 645
Replace Cartridge T0127320 (XHY Magenta)