Supreme Court upholds patent ruling against Microsoft

The Supreme Court yesterday rejected Microsoft's appeal against a $290 million patent suit brought by i4i.

i4i wins patent battle against Microsoft - again

The US Patent and Trademark Office has confirmed the validity of an i4i patent that was disputed by Microsoft.

Microsoft loses next round in i4i patent case

Microsoft has lost its appeal against a court judgement that found it guilty of infringing i4i patents.