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Patent invalidity dossiers.

1,721 patents in the database, sorted by number of on-file litigation cases. Of these, 1,355 have at least one tracked case across 2,951 litigations.

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  • UST123458
    0 cases6/8 sections

    I was unable to find a US patent with the number T123458 in the USPTO database or the CAFC 2026 dockets. The USPTO's guidelines for patent number formats indicate that utility patents consist of six to eight digits, and other patent types…

    View full analysis →added 7/24/2026