Opinions / Panel Activity

Opinion Summary – Dougherty Electric, Inc. v. United States

Last week the Federal Circuit issued its opinion in Dougherty Electric, Inc. v. United States, a tax case we have been following because it attracted an amicus brief. In this case, Dougherty Electric appealed a dismissal by the Court of Federal Claims of a tax refund suit for lack of subject matter jurisdiction. In an opinion authored by Judge Prost and joined by Judges Lourie and Taranto, the court affirmed-in-part, vacated-in-part, and remanded the case. This is our summary of the opinion.

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Featured / Opinions / Panel Activity

Opinion Summary – Wyeth LLC v. AstraZeneca Pharmaceuticals LP

Last week the Federal Circuit issued its opinion in Wyeth LLC v. AstraZeneca Pharmaceuticals LP, a patent case we have been following because it attracted an amicus brief. In this case, Wyeth appealed a lower court’s grant of judgment as a matter of law of invalidity for lack of enablement. The case presented questions related to claim construction as well as whether pre-issuance provisional rights under the Patent Act extend to induced infringement. In an opinion authored by Judge Lourie and joined by Judges Linn and Hughes, the court affirmed the judgment of invalidity. This is our summary of the opinion.

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Argument Recap / Panel Activity

Argument Recap – Loomis v. Collins

Last week, the Federal Circuit heard oral argument in Loomis v. Collins, a pro se veterans case we have been tracking because the court appointed counsel as amicus curiae. In this case, Loomis appeals a decision of the Court of Appeals for Veterans Claims. The case presents questions related to educational assistance benefits and the validity of a regulation issued by the Department of Veterans Affairs. Chief Judge Moore, Judge Cunningham, and Judge Arun Subramanian of the U.S. District Court for the Southern District of New York heard the oral argument. This is our argument recap.

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Argument Recap / Featured / Panel Activity

Argument Recap – In re Satius Holding, Inc.

Last week, the Federal Circuit heard oral argument in In re Satius Holding, Inc., a patent case we have been following because it attracted an amicus brief. In this case, Satius appeals a decision of the Patent Trial and Appeal Board in an ex parte reexamination. In the appeal, Satius presents questions related to claim construction and prosecution history disclaimer. Chief Judge Moore and Judges Lourie and Hughes heard the oral argument. This is our argument recap.

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Court Week / Featured / Panel Activity

Court Week – July 2026 – What You Need to Know

This week (and, as it turns out, next Monday) is Court week at the Federal Circuit. The court will convene nine panels to consider 54 cases. Of the 54 cases, the court will hear oral argument in 37. The Federal Circuit provides access to live audio of these arguments via the Federal Circuit’s YouTube channel. This month, one case scheduled for oral argument attracted an amicus brief and in one case the court appointed amicus curiae to present an oral argument. Here’s what you need to know about these cases.

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Argument Preview / Featured / Panel Activity

Argument Preview – Loomis v. Collins

In one case being argued at the Federal Circuit in July the court appointed counsel as amicus curiae. This case is Loomis v. Collins, a pro se veterans case. In it, Loomis appeals a decision of the Court of Appeals for Veterans Claims. The case presents questions related to educational assistance benefits and the validity of a regulation issued by the Department of Veterans Affairs. This is our argument preview.

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Featured / Panel Activity

Update on Important Panel Activity

Here is an update on activity in patent cases pending before panels of the Federal Circuit where the cases have attracted 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 three recent opinions in cases raising questions related to patent eligibility, Article III standing, and infringement; one newly identified case raising a question related to infringement that attracted three amicus briefs; one recent oral argument in a case that raised questions related to sanctions, one new response brief in a case that raised questions related to patent eligibility, and one new principal and response brief in a case that raised questions related to sanctions and obviousness. Here are the details.

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Featured / Opinions / Panel Activity

Opinion Summary – Ollnova Technologies, Ltd. v. Ecobee Technologies ULC

Recently the Federal Circuit issued its opinion in Ollnova Technologies, Ltd. v. Ecobee Technologies ULC, a patent case we have been following because it attracted an amicus brief. In this case, the patent owner, Ollnova, appeals a district court’s denial of requested prejudgment interest, and the accused infringer, Ecobee, cross-appeals the district court’s decisions on jury instructions and multiple issues including eligibility, infringement, damages, and marking. In an opinion authored by Judge Chen and joined by Judges Cunningham and Stark, the panel affirmed-in-part, dismissed-in-part, vacated the judgment, and remanded the case. This is our summary of the opinion.

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Argument Preview / Featured / Panel Activity

Argument Preview – In re Satius Holding, Inc.

One case being argued at the Federal Circuit in July attracted an amicus brief. This case is In re Satius Holding, Inc., a patent case. In it, Satius appeals a decision of the Patent Trial and Appeal Board in an ex parte reexamination. In the appeal, Satius presents questions related to claim construction and prosecution history disclaimer. This is our argument preview.

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Featured / Opinions / Panel Activity

Opinion Summary – Arendi S.A.R.L. v. Oath Holdings Inc.

Earlier this month the Federal Circuit issued its opinion in Arendi S.A.R.L. v. Oath Holdings Inc., a patent case we have been following because it attracted an amicus brief. In this case, Arendi S.A.R.L. appealed a judgment of a district court, raising questions concerning patent eligibility, claim construction, indefiniteness, and infringement. In an opinion authored by Judge Linn and joined by Judges Dyk and Hughes, the court affirmed the judgment. This is our summary of the opinion.

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