News & Analysis as of

Ambiguous Patent Infringement Patents

Smart & Biggar

Dexlansoprazole formulation patent invalid and not infringed by Apotex

Smart & Biggar on

On February 7, 2024, the Federal Court dismissed Takeda’s action under subsection 6(1) of the Patented Medicines (Notice of Compliance) Regulations in relation to dexlansoprazole (Takeda’s DEXILANT). Justice Furlanetto...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - November 2023

In re PersonalWeb Technologies LLC, Appeals Nos. 2021-1858, -1859, -1860 (Fed. Cir. Nov. 3, 2023) In this appeal from the United States District Court for the Northern District of California, the question before the...more

Knobbe Martens

Sublicense May Survive Termination of a Main License

Knobbe Martens on

FRAUNHOFER-GESELLSCHAFT v. SIRIUS XM RADIO INC. Before Dyk, Linn, and Taranto.  Appeal from the District of Delaware. Summary:  Contract interpretation must be applied in determining whether a sublicense survives...more

Proskauer Rose LLP

Three Point Shot - August 2017

Proskauer Rose LLP on

Eastern District Heavyweight Bout Ends in Stunning Trademark Technical Knockout - Floyd Mayweather and Connor McGregor's late-August 2017 matchup may be the most highly anticipated boxing event in decades. But while "The...more

Proskauer Rose LLP

Three Point Shot - November 2016

Proskauer Rose LLP on

Who's First in Ownership of the "Sweet Spot" Remains Unclear - Baseball is often called a "game of inches," whether one is describing the strike zone, a close play at the plate, or a liner past third base that just kicks...more

McDonnell Boehnen Hulbert & Berghoff LLP

News from Abroad: Canada's Federal Court Questions No File Wrapper Estoppel on Claim Construction

The Supreme Court of Canada in Free World Trust v Électro Santé Inc, 2000 SCC 66 rejected the use of extrinsic documents such as file wrappers (patent prosecution histories) for claim construction, on the basis that allowing...more

McDermott Will & Emery

Patent Infringement Claim Exempts Related Counterclaims from Mandatory Arbitration

In reviewing the scope of an arbitration agreement that was part of a supply agreement, the US Court of Appeals for the Federal Circuit affirmed the district court’s decision, determining that the defendant’s breach of...more

Foley & Lardner LLP

Court Finds Dow Claims Clearly Indefinite

Foley & Lardner LLP on

In Dow Chemical Co. v. Nova Chemicals Corp., the Federal Circuit held claims reciting a limitation that could be calculated in several ways indefinite where the patent claims, specification, and prosecution history failed to...more

McDonnell Boehnen Hulbert & Berghoff LLP

In re Packard (Fed. Cir. 2014)

Often times it appears that, serendipitously or by design, the Federal Circuit issues an opinion on an aspect of patent law that the Supreme Court is also considering. And sometimes the shadow of the Court's impending...more

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