Yahoo patents granted on 04 January 2011

7 US patents granted on 04 January 2011 and assigned to Yahoo

1 7,865,566 Method and apparatus for providing real-time notification for avatars
2 7,865,463 Method and system for maintaining synchronization between a local data cache and a data store
3 7,865,452 Social knowledge system content quality
4 7,865,451 Systems and methods for verifying jobseeker data
5 7,865,397 Category-based advertisement
6 7,865,308 User-generated activity maps
7 7,865,206 Employing matching of event characteristics to suggest another characteristic of an event