In 2012, a company called Surfcast sued Microsoft and said that their Live Tiles infringed on their patents but Microsoft has won the case and all of the claims have been dismissed.
A week of Windows, iThings and Lollipop... and FLAMES
Philips Fidelio X2 headphones review
LG G3 Vigor review
LG G3 Vigor
Fire & Water: ioSafe 214 NAS review
A closer look at the Lumia 735, Microsoft's new 4G 'selfie phone'
Case-Mate Barely There for Xperia Z3 review