PTAB challenges

Proceedings overview

Two AIA trial proceedings have been filed against US patent 11805267. Both proceedings are now concluded: one was terminated due to settlement, and the other was denied institution on discretionary grounds. This indicates that while the patent owner faced challenges, the patent's claims have not been invalidated through PTAB proceedings, giving the patent a hardened defensive posture.

IPR2025-01375 — SNAP INC. et al. v. Nokia Technologies Oy

• Type: Inter Partes Review
• Filed: 2025-10-03
• Status: Terminated-Settled — The parties reached a settlement agreement, leading to the termination of the IPR proceeding.
• Judge panel: Not publicly available from search results.
• Petition grounds: Specific claims, prior art, and statutory bases (§ 102 / § 103 / § 112) are not publicly available from search results due to the settlement.
• Institution decision: The proceeding was terminated as settled before an institution decision was issued.
• Final Written Decision: No Final Written Decision was issued due to the settlement.
• Settlement / termination: The proceeding was terminated on 2026-02-13 due to a settlement between SNAP INC. et al. and Nokia Technologies Oy. The specific terms of the settlement are confidential.
• Appeal: Not applicable, as no Final Written Decision was issued.
• Defensive value: This proceeding concluded with a settlement, meaning the patent claims challenged by SNAP INC. et al. were not invalidated by the PTAB. For a defendant, this suggests the patent owner was able to resolve the dispute, potentially by licensing or other agreement, rather than having the claims adjudicated for invalidity. However, the claims themselves remain untested at the PTAB by this petitioner.

IPR2025-01154 — ASUSTeK Computer Inc. et al. v. Nokia Technologies Oy

• Type: Inter Partes Review
• Filed: 2025-06-17
• Status: Discretionary Denial — The petition for IPR was denied institution by the Director of the USPTO on discretionary grounds.
• Judge panel: Not publicly available from search results. During the period this petition was likely reviewed (after March 26, 2025), the USPTO adopted a bifurcated approach to institution decisions, where the Director first considers discretionary factors. After October 20, 2025, Director John Squires took personal control of all institution decisions, often issuing summary denials without detailed reasoning.
• Petition grounds: Specific claims, prior art, and statutory bases (§ 102 / § 103 / § 112) are not publicly available from search results.
• Institution decision: Institution was denied on 2025-12-23 on discretionary grounds. The precise reasoning for this specific denial is not publicly available from search results, but in late 2025, the Director began denying petitions without detailed reasoning, often citing factors like "settled expectations" based on the age of the patent or petitioner delay, or workload management.
• Final Written Decision: No Final Written Decision was issued because institution was denied.
• Settlement / termination: The proceeding was denied institution on 2025-12-23.
• Appeal: Institution decisions are generally not appealable under the AIA.
• Defensive value: The discretionary denial means the PTAB did not reach the merits of the unpatentability challenge. This outcome is favorable to the patent owner, as it prevented a full trial on the challenged claims. For a defendant, this indicates that an IPR challenge might face similar discretionary hurdles, especially if the grounds for denial in this case (though not explicitly stated in public search results) involved factors like patent age or timing relative to parallel litigation. An IPR-based defense on the same grounds would likely be harder, but different prior art or arguments might still be viable.

Strategic summary

Neither of the two IPR proceedings resulted in the invalidation of any claims of US patent 11805267. IPR2025-01375 was terminated due to a settlement between the parties, leaving the challenged claims' patentability unadjudicated by the Board. IPR2025-01154 was denied institution on discretionary grounds, meaning the PTAB did not even consider the merits of the unpatentability arguments presented by the petitioner. Therefore, all claims of US patent 11805267 remain SUSTAINED or, more accurately, UNTESTED through a full PTAB trial process.

Regarding estoppel, since IPR2025-01375 settled before institution, there is no statutory estoppel under 35 U.S.C. § 315(e)(2) against SNAP INC. et al. or its privies for any grounds that could have been raised. For IPR2025-01154, institution was denied. While an institution denial generally does not trigger statutory estoppel on all grounds that could have been raised, some evolving case law might impose a narrower form of estoppel on the specific grounds actually presented in the denied petition, preventing the petitioner (ASUSTeK Computer Inc. et al.) from re-litigating those same grounds in district court. However, for a new defendant, all prior-art grounds remain theoretically available, provided they are not otherwise estopped by their own actions.

A pattern signal here is the discretionary denial in IPR2025-01154, which occurred around the time Director John Squires began personally denying a high percentage of IPR petitions, often without detailed reasoning, and after Acting Director Coke Morgan Stewart introduced the "settled expectations" factor. This indicates a trend towards stricter discretionary denial at the PTAB, which could make future IPRs on this patent challenging to institute, especially if the patent is considered "old" or if there's parallel litigation.

Recommended next steps

• Since no claims of US11805267 have been invalidated by the PTAB, any defendant facing assertion of this patent should be aware that the claims have not been weakened by these specific proceedings.
• For IPR2025-01154, it would be beneficial to obtain the specific denial order (Paper number) to understand the precise discretionary grounds used by the Director, if publicly available. This information would be crucial for assessing the viability of any new IPR petition against this patent. Understanding the PTAB's reasoning for discretionary denials, especially those related to "settled expectations" or other procedural factors, is paramount for future IPR strategy.
• The settlement in IPR2025-01375 suggests that Nokia Technologies Oy is willing to resolve disputes outside of a full PTAB trial. This could imply a strong perceived value of the patent or a strategic decision to avoid the risks of a final written decision.