News & Analysis as of

Patent Litigation Reversal Doctrine of Equivalents

Knobbe Martens

Reversal on Reverse Doctrine of Equivalents

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Conflicting expert testimony constituted substantial evidence supporting the jury’s rejection of a reverse doctrine of equivalents argument....more

Foley & Lardner LLP

Utilization of Natural Phenomenon Found Patent Eligible

Foley & Lardner LLP on

In Illumina, Inc. v. Ariosa Diagnositcs, Inc., (Fed. Cir. Slip Op. 2019-1419, March 17, 2020) the Federal Circuit held that process claims that exploit the discovered size differences between fetal and maternal DNA in serum...more

Knobbe Martens

Examiner Amendments Can Trigger Prosecution History Estoppel

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Amgen, Inc. v. Amneal Pharmas. LLC et al - Before Newman, Lourie, and Taranto.  Appeal from the U.S. District Court for the District of Delaware. Summary: An examiner amendment may give rise to prosecution history...more

Mintz - Intellectual Property Viewpoints

Federal Circuit Cautions Against Rigid Approach to Prosecution History Estoppel in Fourth Appeal from ALIMTA® Litigations

On August 9, 2019, the United States Court of Appeals for the Federal Circuit, in Eli Lilly & Co. v. Hospira, Inc., Nos. 2018-2126, 2127, 2128, reversed in-part and affirmed in-part a district court’s determination of...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - August 2019

PATENT CASE OF THE WEEK - Celgene Corporation v. Laura A. Peter, Appeal Nos. 2018-1167, -1168, -1169, -1171 (Fed. Cir. July 30, 2019) - In this week’s Case of the Week, the Federal Circuit held that the retroactive...more

Knobbe Martens

Federal Circuit Review - June 2019

Knobbe Martens on

One-year Clock for Filing IPR Petition Applies to Litigants and Parties that Become Privies of the Litigant Prior to Institution. In Power Integrations, Inc v. Semiconductor Components, Appeal No. 2018-1607, the Federal...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - February 2019

PATENT CASE OF THE WEEK - Duncan Parking Techs., Inc. v. IPS Group, Inc. and IPS Group, Inc. v. Duncan Solutions, Inc. et al., Appeal Nos. 2018-1205, -1360 (Fed. Cir. January 31, 2019) - The Court this week provided a...more

Bradley Arant Boult Cummings LLP

Federal Circuit Breathes Life Back into Clean Coal Technology Suit

After a series of “Dead on Arrivals” from the Northern District of Illinois, the Federal Circuit on Tuesday resuscitated a patent infringement suit filed by Nalco Company against Chem-Mod, LLC, and others in the Northern...more

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