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Case / Trial ID Number
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Category
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Patent
Trademark
Copyright
Design
Filing Date
Decision Verdict Date
Court / Tribunal
Bench / Panel Judges
Petitioner / Claimant (Plaintiff)
Microsoft Corporation et al.
Respondent / Defendant
X1 Discovery, Inc.
Dispute Summary
Microsoft has filed an IPR petition seeking to invalidate all ten claims of X1 Discovery’s 2008 ‘Methods and Systems for Search Indexing’ patent, arguing they are obvious over prior‑art references such as Lotus Notes, Entourage, and academic works.
Outcome / Ruling
Verdict Document PDF URL
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