That's certainly not going to help sales of it's phones!

Microsoft has lost the first round in a patent battle that could see its handsets banned from import into the US.

The country's International Trade Commission (ITC) has ruled that it used technology developed by InterDigital without permission.

Microsoft said that it would challenge the decision.

The judge's findings will be subject to a review before any import ban comes into force. Microsoft in Patent Battle, Could See Phones Banned From US [bbc.co.uk]