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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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 venue for patent infringement claims; the Federal Circuit also invited a response to this petition; and another response was filed in another patent case raising questions related to prior art and the Administrative Procedure Act. Here are the details.

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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, two new petitions for en banc rehearing have been filed in patent cases, raising questions related to marking, exceptional case status, and eligibility. The Federal Circuit also issued an invitation for a response to a petition in a patent case raising questions related to prior art and the Administrative Procedure Act. Here are the details.  

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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. Since our last update, the Federal Circuit issued an en banc opinion in a case addressing federal employment law. There also have been four new petitions for en banc rehearing asking questions related to contract interpretation, standing, prior art, and sanctions and fee awards. The Federal Circuit also denied three petitions for en banc rehearing in patent cases. Here are the details.

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Opinions

Opinions & Orders – October 30, 2025

This morning, the Federal Circuit released one precedential opinion and one nonprecedential opinion. Both come in companion appeals from the Patent Trial and Appeal Board in inter partes review proceedings. Here are the introductions to the opinions.

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