PTAB challenges

Proceedings overview

One Inter Partes Review (IPR) proceeding, IPR2026-00310, is on file and currently pending. This means the patent's claims have not yet been challenged to a final decision, and its validity remains to be fully litigated before the PTAB. This offers a defendant the opportunity to observe the outcome of this IPR or consider filing their own challenge if certain claims are not addressed.

IPR2026-00310 — VideoAmp Inc. v. Nielsen Co US LLC

• Type: Inter Partes Review
• Filed: 2026-03-17
• Status: Pending - The proceeding is active, and the PTAB has not yet issued a decision on institution.
• Judge panel: Information on the assigned judge panel is not publicly available at this stage of the proceeding.
• Petition grounds: Details regarding the specific claims challenged, prior art references, and statutory bases (§ 102 / § 103 / § 112) for the petition are not publicly available in the provided data.
• Institution decision: Not yet issued. The statutory deadline for the institution decision is generally six months from the petition filing date.
• Final Written Decision: Not applicable; an institution decision has not yet been issued.
• Settlement / termination: Not applicable; the proceeding is pending.
• Appeal: Not applicable; no Final Written Decision has been issued.
• Defensive value: This IPR is in its early stages. A defendant facing assertion of US12063402 would monitor this proceeding closely for the institution decision. If instituted, the claims under review would face a significant challenge. If denied, it might suggest the claims are robust against the art presented, but other art could still be viable.

Strategic summary

Patent US12063402 currently has one Inter Partes Review (IPR) pending, IPR2026-00310, filed by VideoAmp Inc. This IPR is in its initial phase, with the institution decision yet to be rendered. As such, all claims of US12063402 are presently UNTESTED through a PTAB final written decision. There are no invalidated or sustained claims from PTAB proceedings to report at this time.

Regarding the estoppel landscape, since no institution decision has been made, the full scope of any potential estoppel under § 315(e)(2) has not yet crystallized. If the IPR is instituted, the petitioner (VideoAmp Inc.) and its privies would be estopped from raising grounds they raised or reasonably could have raised against the instituted claims in future district court litigation or other USPTO proceedings, once a final written decision is issued. For a defendant currently being asserted against by this patent, prior-art grounds remain broadly available, especially for claims or art not addressed in the pending IPR.

There are no pattern signals to discern at this early stage, as only one IPR has been filed. The involvement of VideoAmp Inc. as the petitioner indicates a potential challenger in the media measurement space.

Recommended next steps

As the IPR2026-00310 proceeding is pending, the most critical upcoming milestone is the institution decision. The statutory deadline for the PTAB to issue a decision on whether to institute the IPR is generally six months from the filing date of 2026-03-17, which would be around 2026-09-17.

A defendant should:

• Monitor IPR2026-00310: Closely track the PTAB E2E public docket for IPR2026-00310 to ascertain the institution decision. This decision will reveal which claims, if any, have been deemed likely unpatentable and will proceed to trial.
• Analyze the Petition: If the petition becomes publicly available (often after institution), review the specific claims challenged, the prior art asserted, and the legal arguments to understand the potential weaknesses of the patent.
• Consider a parallel IPR: If the pending IPR does not challenge all relevant claims or uses different prior art, a defendant might consider filing their own IPR. However, care must be taken to avoid any potential estoppel by privity with VideoAmp Inc. and to leverage art/arguments that weren't (or couldn't reasonably have been) raised in IPR2026-00310.
• Assess claim relevance: Determine if the claims being asserted against your product or service are among those challenged in IPR2026-00310. If so, a favorable institution decision could significantly alter the negotiation landscape.