Yahoo patents granted on 23 August 2011

14 US patents granted on 23 August 2011 and assigned to Yahoo

1 8,006,200 Facilitated search for online collaboration platform
2 8,006,190 Social namespace addressing for non-unique identifiers
3 8,005,917 Consensus-based reliable messaging
4 8,005,906 Contextual mobile local search based on social network vitality information
5 8,005,862 Classifying content resources using structured patterns
6 8,005,850 Search systems and methods with integration of user annotations
7 8,005,845 System and method for automatically ranking lines of text
8 8,005,835 Search systems and methods with integration of aggregate user annotations
9 8,005,828 Learning query rewrite policies
10 8,005,827 System and method for accessing preferred provider of audio content
11 8,005,806 System and method for information retrieval using context information
12 8,005,775 System and method for detecting human judgment drift and variation control
13 8,005,774 Determining a relevance function based on a query error derived using a structured output learning technique
14 8,005,724 Relationship discovery engine