Litigation

Apple Inc. v. HBCU Messaging US LP

Pending

IPR2026-00105

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Patents at issue (1)

11991600PTAB institution denied

Plaintiffs (1)

Defendants (1)

Summary

Apple Inc. filed an Inter Partes Review (IPR) petition challenging the validity of US 11,991,600. The PTAB has not yet decided whether to institute a trial. The outcome could significantly impact the related district court litigation.

Case overview & background

Plain-language overview of the case: parties, accused product, patents at issue, and why the suit matters.

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Key legal developments & outcome

Major rulings, motions, claim construction, settlements, and the present posture or final disposition.

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Plaintiff representatives

Counsel of record for the plaintiff(s): attorneys, firms, and roles (lead counsel, of counsel, local counsel).

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Defendant representatives

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