US 9398104
Prior Art
How Facebook Uses User Feedback to Improve Search Results
Patents that US 9398104 cites as prior art — the earlier inventions that this patent builds upon or distinguishes itself from.
CITED PATENTS
132
IN PATENTLENS
0
Citation data
This patent cites 132 prior patents. Citation detail pages are being built out in Phase 2.
Prior art citations are sourced from the USPTO patent database. Only patents indexed in PatentBrief are shown as links — others are recorded by number only.