In yet another setback to Finnish handset maker Nokia , the Tamil Nadu government has slapped on it a Rs. 2,400 crore tax demand notice related to the devices sold from its Chennai factory.     Nokia, which as part of its deal with the US-based software giant Microsoft has to transfer its Indian assets including the Chennai factory by March-end, on Friday approached the Madras High Court challenging claims made by the Tamil Nadu government.     The development comes within...