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Case / Trial ID Number
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us
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upc
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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)
AT&T Corp et al.
Respondent / Defendant
Daingean Technologies Ltd.
Dispute Summary
Daingean Technologies Ltd. opposes AT&T and other petitioners’ IPR request on U.S. Patent 11,196,509, asserting that the cited Lee and Zheng references fail to teach the patent’s specific code‑block sizing and grouping features, and that the petition relies on hindsight.
Outcome / Ruling
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