News & Analysis as of

Doctrine of Equivalents

Delaware Court Recommends Dismissal with Prejudice of Biosimilar Neulasta Suit

In a Report and Recommendation issued December 7, 2017, Magistrate Judge Burke in the District of Delaware recommended that Amgen’s BPCIA complaint for infringement against Coherus Biosciences Inc. be dismissed with prejudice...more

UK Supreme Court Decision In Actavis V. Eli Lilly – Doctrine Of Equivalents Recognized

by Ladas & Parry LLP on

In its decision of July 12, 2017 in Actavis v. Eli Lilly, the Supreme Court of the United Kingdom for the first time formally adopted the concept of a doctrine of equivalents when considering what constituted an infringement...more

Fresh From the Bench: Latest Federal Circuit Court Cases

PATENT CASE OF THE WEEK - Ottah v. Fiat Chrysler, Appeal No. 2017-1842 (March 7, 2018) - In Ottah v. Fiat Chrysler, the Federal Circuit affirmed a district court’s grant of summary judgment of non-infringement as to...more

Patent Infringement Claims Simply Require Alleging Facts Stating a Plausible Claim

by Harris Beach PLLC on

The United States Court of Appeals for the Federal Circuit (“Federal Circuit”) addressed the pleading standards for direct infringement, doctrine of equivalents infringement, indirect infringement and willful infringement in...more

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

2017 and Early 2018 Supreme Court and Precedential Patent Cases From the Federal Circuit

Arbitration - Waymo v. Uber Technologies, 870 F.3d 1342 (Fed. Cir. 2017) - Waymo sued Uber and others for trade secret misappropriation and patent infringement. Uber contends that Waymo should be compelled to...more

Federal Circuit Review - October 2017

by Knobbe Martens on

Federal Circuit Denies En Banc Rehearing in Mentor Graphics v. EVE-USA - In Mentor Graphics Corp. v. Eve-USA, Inc., Appeal Nos. 2015-1470, 2015-1554, 2015-1556, the Federal Circuit denied Synopsys’ and EVE’s petition for...more

Failure to Propose Proper Hypothetical Claim Dooms Doctrine of Equivalents

by McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit affirmed the vacatur of a jury verdict of infringement under the doctrine of equivalents and denial of infringement judgment as a matter of law (JMOL) where the patentee failed...more

2017 Supreme Court and Precedential Patent Cases From the Federal Circuit, With Some Significant Cases from 2016

Arbitration - Waymo v. Uber Technologies, 870 F.3d 1342 (Fed. Cir. 2017) - Waymo sued Uber and others for trade secret misappropriation and patent infringement. Uber contends that Waymo should be compelled to...more

Fresh From the Bench: Precedential Patent Cases From the Federal Circuit

In Jang v. Boston Scientific, the Circuit takes on the doctrine of ensnarement, affirming a district court’s grant of JMOL based on the patentee’s inability to develop a hypothetical claim that covered the accused stent but...more

Hypothetical Claim in Doctrine of Equivalents Analysis Cannot Narrow Claim Scope

In Jang v. Boston Scientific Corp., [2016-1275, 2016-1575] (September 29, 2017), the Federal Circuit affirmed the district court’s denial of Jang’s motion for judgment as a matter of law (JMOL), its vacatur of the jury...more

Recent German case law on the doctrine of equivalents

by DLA Piper on

In two recent decisions, Pemetrexed and V-förmige Führungsanordnung, the FCJ affirmed and clarified its established case-law under which embodiments disclosed but not claimed by the patent are excluded from the scope of...more

Doctrine of Equivalents and Prosecution History Estoppel Around the World

Please see full Doctrine of Equivalents Chart for Countries around the World. ...more

A Seismic Shift in UK Patent Infringement Law - Actavis v. Eli Lilly

In a decision that appears to have introduced a doctrine of equivalents for the first time, the UK Supreme Court has shifted the laws on patent infringement in Actavis v. Eli Lilly UK [2017] UKSC 48. While this case...more

Recent Trends on the U.S. Doctrine of Equivalents

U.S. courts have long recognized that a product or process which does not literally infringe a patent can nevertheless infringe under the "doctrine of equivalents" if it is equivalent to the claimed invention. The percentage...more

Global Patent Prosecution Newsletter - September 2017

Worldwide Doctrine of Equivalents and Prosecution History Estoppel - The doctrine of equivalents (DOE) arises in the context of a patent infringement action where the accused product or process does not literally infringe...more

Latest Developments in European Patent Law: How to Apply Them in Both the United States and Europe

by Knobbe Martens on

Agenda: • UK Supreme Court Decision on Infringement – “Equivalents” – Use of the prosecution history • Doctrine of Equivalents in the United States • Plausibility before the EPO and UK courts – Inventive step of...more

Doctrine of Equivalents under Enzo Biochem Inc. v. Applera Corp.

by Knobbe Martens on

Before Prost, O’Malley, and Wallach. Appeal from the District of Connecticut (nonprecedential). On August 2, 2017, the Federal Circuit affirmed a decision by the U.S. District Court for the District of Connecticut granting...more

UK Supreme Court broadens scope of patent protection

by Dechert LLP on

The UK Supreme Court’s recent judgment in Actavis v Eli Lilly sets out a revised approach to assessing the scope of protection of patents. The new approach is likely to confer greater protection on patent owners, by providing...more

UK Supreme Court Breathes New Life to the Doctrine of Equivalents

by Dorsey & Whitney LLP on

In what is perhaps the most important development in English law of the last decade in this area of interpretation of patent claims and patent infringement, the UK Supreme Court gave new life to the doctrine of equivalents in...more

UK widens the scope of patent protection

by DLA Piper on

On 12 July, the English Supreme Court introduced a major change to English patent law, extending the potential scope of protection of a patent beyond the interpretation of its claims to variants which achieve substantially...more

Comcast Prevails in Part on Striking OpenTV Infringement Contentions

On June 19, 2017, Northern District of California Judge William Alsup granted-in-part and denied-in-part plaintiff Comcast Cable Communications, LLC’s (“Comcast”) motion to strike defendants OpenTV, Inc. and Nagravision SA’s...more

Court Questions Applicability of Function Way Result Test In Chemical Cases

by Foley & Lardner LLP on

In Mylan Institutional LLC v. Aurobindo Pharma Ltd., the Federal Circuit reviewed a preliminary injunction based in part on a finding of likelihood of success in establishing infringement under the doctrine of equivalents....more

Summaries of All Supreme Court and Precedential Federal Circuit Patent Cases Decided Since Jun. 1, 2016

This paper is based on reports on precedential patent cases decided by the Federal Circuit distributed by Peter Heuser on a weekly basis. Please see full publication below for more information....more

Recent Guidance from the Federal Circuit on the Doctrine of Equivalents in Cases Involving Chemical Compositions

by Foley & Lardner LLP on

In Mylan Institutional LLC, et al. v. Aurobindo Pharma Ltd., et al., Case No. 2017-1645, the Federal Circuit affirmed the district court’s grant of a preliminary injunction as to one of three patents-in-suit, while finding...more

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