Patent 12156533

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

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PTAB activity (1)

AIA trial proceedings — IPR, PGR, CBM — filed at the USPTO Patent Trial and Appeal Board against this patent. Sourced directly from the PTAB Trial API.

  • IPR2026-00161IPRfiled Nov 26, 2025vs. NJOY, LLC et al.Discretionary Denial

Cached for 24 hours. Status strings are sourced verbatim from the PTAB API; the colored badge is our heuristic classification.

Cases on file (2)

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Specific litigation cases in our database that name US patent 12156533. The free-form analysis below may also discuss cases beyond this list.

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

✓ Generated

US patent 12156533 (referred to as US'533) has been involved in multiple litigation cases.

Here is a summary of the known litigation:

  • Case 1: PTAB Case
    • Plaintiff(s): Unified Patents
    • Defendant(s): JLI National Settlement Trust (current assignee of US'533)
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Case Number: IPR2026-00161
    • Filing Date: Not explicitly stated, but the case was filed in 2026.
    • Status: "Not Instituted - Procedural".
  • Case 2: International Trade Commission (ITC) Investigation
    • Plaintiff(s): Juul Labs Inc.
    • Defendant(s): Altria and its NJOY unit
    • Jurisdiction: U.S. International Trade Commission (ITC)
    • Case Number: 337-TA-1460
    • Filing Date: Not explicitly stated, but Juul launched patent-infringement actions in August 2025. The notice of investigation for this case was published on September 12, 2025.
    • Status: A final initial determination was issued on April 14, 2026, concluding that each asserted claim of U.S. Patent No. 12,156,533 is invalid under 35 U.S.C. § 102(a)(1). Therefore, no violation of section 337 was found.
  • Case 3: Federal Court in Arizona
    • Plaintiff(s): Juul Labs Inc.
    • Defendant(s): Altria and its NJOY unit
    • Jurisdiction: Arizona District Court
    • Case Number: 2:25-cv-02853
    • Filing Date: Not explicitly stated, but Juul launched patent-infringement actions in August 2025.
    • Status: Litigation is ongoing, with Juul seeking injunctions and damages.
  • Case 4: First Worldwide Family Litigation
    • Plaintiff(s): Not specified in the provided text.
    • Defendant(s): Not specified in the provided text.
    • Jurisdiction: Global
    • Case Number: Not specified in the provided text.
    • Filing Date: Not specified in the provided text.
    • Status: Active.

Generated 5/27/2026, 6:48:06 AM