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Case Lawsuit Title
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Case / Trial ID Number
Jurisdiction Code
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us
in
upc
eu
Category
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Patent
Trademark
Copyright
Design
Filing Date
Decision Verdict Date
Court / Tribunal
Bench / Panel Judges
Petitioner / Claimant (Plaintiff)
Fluidmaster, Inc.
Respondent / Defendant
Danco, Inc. et al.
Dispute Summary
Fluidmaster requests Director Review of a PTAB decision that found claims 8, 9, 12 and 13 of its toilet‑flush valve patent unpatentable. The patent owner argues the Board mis‑constructed the term “overflow tube” and that the cited prior art does not disclose it.
Outcome / Ruling
Verdict Document PDF URL
Full text judgment
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