The two companies are in discovery and making claims and counterclaims about the validity of each other's patents.
SurfCast is a fresh face in patent litigation that's targeting Redmond's new Tiles concept. But the outfit is familiar to Microsoft, which cited it 47 times in its own patent applications.
A smaller operating system technology designer is accusing Microsoft of ripping off its technology for use in Windows 8 and Windows Phone 8.
Oprah has made the Surface one of her "Favorite Things" of the year. Should there be dancing in the streets of Redmond?
week in review As Hurricane Sandy started to pummel the East Coast, Microsoft made its big mobile play with the debut of Windows Phone 8. Also: Apple's iPad Mini goes on sale.