San Francisco, California
United States
5
2013-07-11
The entities that hold a legal rights for patent applications filed by inventor Westergren Timothy B.:
Timothy B. Westergren from San Francisco, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Methods and Systems for Utilizing Contextual Feedback to Generate and Modify Playlists
#2 | 2011-09-01Methods and systems for utilizing contextual feedback to generate and modify playlists
#3 | 2006-09-21Methods and systems for utilizing contextual feedback to generate and modify playlists
#4 | 2006-09-21Methods of Presenting and Providing Content to a User
#5 | 2006-09-14Playlist generating methods
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