Google Search- Voice Interface Patneted

Hi,

Check this link,
http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=/netahtml/search-bool.html&r=2&f=G&l=50&co1=AND&d=ptxt&s1=Google.ASNM.&OS=AN/Google&RS=AN/Google

Thanks,
Raxit