Argument Recap

Argument Recap – Arendi S.A.R.L. v. Oath Holdings Inc.

Earlier this month, the Federal Circuit heard oral argument in Arendi S.A.R.L. v. Oath Holdings Inc., a patent case we have been following because it attracted an amicus brief. In it, Arendi appeals a judgment of a district court, raising questions concerning patent eligibility, claim construction, indefiniteness, and infringement. Judges Dyk, Linn, and Hughes heard the oral argument. This is our argument recap.

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Opinions

Opinions & Orders – November 13, 2025

This morning, the Federal Circuit released one precedential opinion, one nonprecedential opinion, and three nonprecedential orders. The precedential opinion comes in an appeal of a judgment in a case involving claims of design and utility patent infringement. The nonprecedential opinion comes in a pro se appeal of a decision of the Merit Systems Protection Board. One of the orders requires the parties to seek clarification of a final judgment in a patent case, while two dismiss appeals. Here are the introductions to the opinions and the first order and links to the dismissals.

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Featured / Panel Activity

Update on Important Panel Activity

Here is an update on activity in cases pending before panels of the Federal Circuit where the cases involve at least one amicus brief. We keep track of these cases in the “Other Cases” section of our blog. Today, with respect to these cases, we highlight two new opinions, four recent oral arguments, and five upcoming oral arguments. Here are the details.

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Argument Preview / Panel Activity

Argument Preview – Arendi S.A.R.L. v. Oath Holdings Inc.

Five cases being argued in November at the Federal Circuit attracted amicus briefs. One of those cases is Arendi S.A.R.L. v. Oath Holdings Inc., a patent case. In this case, Arendi appeals a judgment of a district court, raising questions concerning patent eligibility, claim construction, indefiniteness, and infringement. This is our argument preview.

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Panel Activity

Update on Important Panel Activity

Here is an update on activity in cases pending before panels of the Federal Circuit where the case involves at least one amicus brief. We keep track of these cases in the “Other Cases” section of our blog. Today with respect to these cases we highlight two new response briefs, one in a case raising questions related to whether a district court erred in denying a motion to intervene and to unseal court records and another in a patent case involving a challenge to a district court’s injunction requiring the delisting of patents from the Food and Drug Administration’s Orange Book; two new reply briefs, one in a patent case raising questions related to eligibility, claim construction, and infringement and another in a patent case raising questions related to eligibility; and five new amicus briefs in the patent case challenging the delisting of patents from the Orange Book. Here are the details.

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Panel Activity

Update on Important Panel Activity

Here is an update on activity in cases pending before panels of the Federal Circuit where the case involves at least one amicus brief. We keep track of these cases in the “Other Cases” section of our blog. Today with respect to these cases we highlight four recent opinions, four new cases, new briefing in three cases, and a recent oral argument. Here are the details.

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