Tried:
C:\Program Files\Ubisoft\Ubisoft Game Launcher\Savegames
OR
C:\Program Files (x86)\Ubisoft\Ubisoft Game Launcher\Savegames
C/Users/"your username"/Saved games/Assasins Creed 3
C:\Program Files\Ubisoft\Ubisoft Game Launcher\savegames
Anyone know?