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Morrison & Foerster LLP

Federal Circuit Pushes Back on Prosecution Laches

Morrison & Foerster LLP on

In October 2023, we reported on the district court decision in Sonos, Inc. v. Google LLC. The decision was notable for reviving the prosecution laches doctrine to render unenforceable a continuation patent filed 13 years...more

Bradley Arant Boult Cummings LLP

The Federal Circuit Calls for a Replay Allowing Sonos Another Opportunity at Google

Bradley Arant Boult Cummings LLP on

The Federal Circuit’s recent decision in Google LLC v. Sonos, Inc. (24-1097) offers a compelling look at the evolving doctrine of prosecution laches, the written description requirement, and the practical realities of patent...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Federal Circuit Issues First Decision on Litigated AIA Derivation Proceeding

Sterne, Kessler, Goldstein & Fox P.L.L.C. on

In Global Health Solutions LLC v. Selner, the Federal Circuit addressed for the first time an appeal from a derivation proceeding litigated before the Patent Trial and Appeal Board (PTAB) under the America Invents Act (AIA)....more

A&O Shearman

Court Of Appeals For The Federal Circuit Holds That Conception Does Not Require Certainty of Success

A&O Shearman on

On May 12, 2025, the Court of Appeals for the Federal Circuit vacated-in-part and remanded a Patent Trial and Appeal Board (“PTAB”) decision in an interference proceeding concluding that the Broad Institute, Inc. (“Broad...more

Lathrop GPM

Federal Circuit Holds Machine Learning Patent Claims That Don’t Improve the Technology Are Patent Ineligible

Lathrop GPM on

On April 18, 2025, the U.S. Court of Appeals for the Federal Circuit (CAFC) decided a case of first impression regarding the intersection of patent claims directed to machine learning training and patentable subject matter...more

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