Litigation
Proxense, LLC v. Microsoft Corporation
pending6:23-cv-00319
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- Filed
- 2023-04-28
Patents at issue (6)
Plaintiffs (1)
Defendants (1)
Summary
Proxense sued Microsoft in W.D. Tex. asserting US 9,679,289 among six patents-in-suit. The case remained pending with narrowed/summary-judgment activity through 2025, and a parallel Microsoft IPR (IPR2024-00407) ended in a final written decision against Proxense.
Case overview & background
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Key legal developments & outcome
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Plaintiff representatives
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Defendant representatives
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