ArtRage Studio Pro

ArtRage Studio Pro

Artrage Studio Pro (3) upgrade to new 4 versioin any other dicount???

as you all might know there actuall a dicount of 50%(Summer Sale) of artrage 4 whats pretty good!
But i ask myself if theres any chance to have more discount cause i allready own the studio pro version from steam....on the artrage site they talk about an UPGRADE DISCOUNT after you submit to there side what ive done allredy but my code isnt working!?

Any ideas

Thx and sorry my bad english^^

Greetings Tino