<http://schema.org/url>
<http://www.engadget.com/2012/12/07/uspto-tentatively-invalidates-all-claims-of-key-apple-multitouch/>
<http://www.engadget.com/2012/12/07/uspto-tentatively-invalidates-all-claims-of-key-apple-multitouch/?ncid=rss_semi>