Dual Smartphone Sony Xperia Duo is still being prepared?

Last year we wrote about the dual-core smartphone Sony Ericsson Xperia Duo, release is expected in September 2011. However, since no information about this upcoming device has been received - until now. It is possible that this model - although it was a Sony Xperia Duo - yet soon will come to market. Sony Mobile Communications Company registered in late March of this year, the American Office of Patent and Trademark (USPTO) name of the Xperia Duo.

The description indicates that this name will be used for mobile phones (smartphones) and accessories for them. While no specific information about the Sony Xperia Duo, although in the early rumors mentioned dual-core 1.4-GHz processor, 4.5-inch touchscreen display, a 12-megapixel camera, and OS Android. It is possible that the development of this device is already underway and after a while it goes on sale.