Yahoo patent applications published on 21 August 2008

6 US patent applications published on 21 August 2008 and assigned to Yahoo

1 20080201638 Context avatar
2 20080201390 HIGH-AVAILABILITY AND DATA PROTECTION OF OLTP DATABASES
3 20080201368 Method and System for Registering and Retrieving Production Information
4 20080201317 Ranking documents
5 20080201304 Federated searches implemented across multiple search engines
6 20080200161 PROVIDING RELEVANT NON- REQUESTED CONTENT TO A MOBILE DEVICE