Yahoo patents granted on 21 August 2012

6 US patents granted on 21 August 2012 and assigned to Yahoo

1 8,250,616 Distributed live multimedia capture, feedback mechanism, and network
2 8,250,599 System and method for providing time-based content
3 8,250,096 Access to trusted user-generated content using social networks
4 8,250,077 System and method for television search assistant
5 8,250,061 Learning retrieval functions incorporating query differentiation for information retrieval
6 8,249,566 System and method for profile filtered messaging