En Banc Activity / Featured / Panel Activity / Petitions

Recent En Banc Activity

Here is an update on recent en banc activity at the Federal Circuit in patent cases. Since our last update, one new petition for en banc rehearing was filed in a patent case raising questions related to eligibility. One new response was filed in response to a petition raising a question related to unfair competition claims. Finally, the Federal Circuit denied two petitions for en banc rehearing that raised questions related to the written description requirement and venue, respectively. Here are the details.

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Opinions

Opinions & Orders – February 23, 2026

This morning, the Federal Circuit released one nonprecedential opinion and two errata. The opinion comes in an appeal of judgment of patent invalidity and a dismissal of breach-of-contract claims. It discusses when a claim’s preamble should be construed as limiting and addresses indefiniteness regarding spatial terms. Here is the introduction to the opinion and links to the errata.

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En Banc Activity / Featured / Petitions

Recent En Banc Activity

Here is an update on recent en banc activity at the Federal Circuit in patent cases. Since our last update, one new petition for en banc rehearing has been filed, raising a question related to the court’s ability to decide the adequacy of written description without deferring to a jury’s verdict; one new amicus brief was filed in support of a petition that raised a question related to venue; and, finally, the court denied two petitions for en banc rehearing one in a pro se case and the other that raised questions related to what qualifies as prior art and the Administrative Procedure Act. Here are the details.  

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Opinions

Opinions & Orders – November 18, 2025

This morning, the Federal Circuit released one precedential opinion, two nonprecedential opinions, and one nonprecedential order. The precedential opinion comes in a patent case on appeal from a judgment of a district court and addresses patent law’s written description requirement. Both nonprecedential opinions come in appeals of decisions of the Court of Appeals for Veterans Claims. The order dismisses an appeal. Here are introductions to the opinions and a link to the dismissal.

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Petitions / Supreme Court Activity

Recent Supreme Court Activity

This post summarizes recent activity at the Supreme Court in cases decided by the Federal Circuit.

Here are the details.

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Petitions / Supreme Court Activity

Recent Supreme Court Activity

This post summarizes recent activity at the Supreme Court in cases decided by the Federal Circuit.

Here are the details.

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Petitions / Supreme Court Activity

Recent Supreme Court Activity

This post summarizes recent activity at the Supreme Court in cases decided by the Federal Circuit.

Here are the details.

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Supreme Court Activity

Recent Supreme Court Activity

This post summarizes recent activity at the Supreme Court in cases decided by the Federal Circuit.

Here are the details.

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En Banc Activity / Petitions

Recent En Banc Activity

Here is an update on recent en banc activity at the Federal Circuit in patent cases. Highlights include one new petition related to obviousness, one amicus brief in support of a petition related to transfer, one notice of supplemental authority related to expert testimony and a response to the notice, and the denial of two petitions. Here are the details.

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En Banc Activity / Petitions

Recent En Banc Activity

Here is an update on recent en banc activity at the Federal Circuit in patent cases. Highlights include four new petitions, responses to petitions in two cases (including three responses in Arthrex, Inc. v. Smith & Nephew, Inc.), and the denial of a petition along with a dissenting opinion in the same case. Here are the details.

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