What was found
COPILOT SLIDING WINDOW SEAL FAILED ON TAKEOFF AND INITIAL CLIMBOUT. FOUND COPILOTS WINDOW WAS NOT FULLY CLOSED. LATCH WAS IN CLOSED POSITION BUT LOCKS WERE NOT FULLY ENGAGED. OPENED AND CLOSED WINDOW AND LOCKED, LATCHES FULLY ENGAGED. PRESSURIZED ACFT TO 2 PSI, NO LEAKS OR SQUEELING NOTED AT COPILOTS WINDOW, WINDOW OK FOR SERVICE, REF AMM 56-12-00-5.