Activation lock

hello,

i live in India , i bought my Ipad from malaysia on 20/5/2012. yesterday i do factory reset on my Ipad and after that when i connect to itunes , it ask me for the activation lock , and surprisingly he is not taking my appleid which i am using from past 3 years . its not possible to connect with the malaysian shopkeeper now as there is no email id on the bill ,i have bill for my purchase also . tell me what i can do now to restore my ipad