Samsung Galaxy Ace Plus — not showing any kind o[censored]pgrades

Address:

Jalandhar, Punjab

I bought this samsung galaxy ace plus S7500 in the month of september 2012 the dealer told me it will be upgraded to icecream sandwich and to clarify my problem I looked at the specifications of this phone in the internet and yes it is showing the device can be upgraded but still no sign of it .So please tell me whether it can be upgraded or not.