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Patent Invalidity Counterclaims

AEON Law

Patent Poetry: Federal Circuit Issues Mixed Ruling on Blood Analyzer Trade Secrets

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The Federal Circuit has affirmed in part and reversed in part a district court ruling on an alleged misappropriation of trade secrets for blood analysis technology....more

Haug Partners LLP

A U.S. View on the UPC – Part 8: Challenging the Validity of a Patent

Haug Partners LLP on

On June 1, 2023, the new European Unified Patent Court (UPC) opened its doors, and enforcement of European patents in (currently) 17 contract member states is now possible with one action. This series of articles – directed...more

Smart & Biggar

Federal Court permits counterclaim as of right against non-asserted patent claims in s. 6(1) PMNOC actions

Smart & Biggar on

On February 17, 2023, the Federal Court ruled that Sandoz and Sun Pharma may counterclaim as of right against non-asserted patent claims in separate actions pursuant to the Patented Medicines (Notice of Compliance)...more

Jones Day

Invalidity Counter Against Unasserted Claim Does Not Implicate §315(a)

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It is well-established that a counterclaim for invalidity in a district court litigation does not trigger the 35 U.S.C. § 315(a) bar. See 35 U.S.C. § 315(a)(3). See also our previous posts discussing strategies for...more

Akin Gump Strauss Hauer & Feld LLP

Can ‘Loophole’ in IPR Statute Lead to Resurgence of DJ Actions?

Declaratory judgment (“DJ”) actions have fallen out of favor in patent cases in recent years. In 2011, DJ complaints made up approximately 11 percent of all patent cases filed that year. Last year, they made up less than 5...more

Akin Gump Strauss Hauer & Feld LLP

Due to “Apparent Loophole” in Statutory Framework, District Court Permits Invalidity Challenge that Does Not Foreclose Later IPR

When bringing a lawsuit for a declaratory judgment of non-infringement of a patent, careful pleading may allow plaintiffs to avoid the restrictions against later seeking inter partes review (IPR) of that patent, while also...more

Goodwin

Litigation Update: Genentech’s Motion to Dismiss Amgen’s Counterclaims Denied in Avastin Biosimilar Litigation

Goodwin on

On February 11, 2020, in the Biogen v. Amgen BPCIA litigation regarding MVASI (bevacizumab-awwb), Amgen’s biosimilar of AVASTIN, Judge Colm Connolly of the Delaware District Court denied most of Genentech’s motion to dismiss...more

Akin Gump Strauss Hauer & Feld LLP

PTAB: Federal Circuit’s Click-to-Call Holding Applies to Statutory Bar Under 35 U.S.C. § 315(a)

The Patent Trial and Appeal Board (the “Board”) vacated its institution decision and terminated an inter partes review (IPR) filed by Mylan Pharmaceuticals, Inc. (“Mylan”) based on Mylan’s prior counterclaim seeking a...more

Akin Gump Strauss Hauer & Feld LLP

Bar to File IPR Triggered by Declaratory Judgment Action, Even if Complaint Was Dismissed Without Prejudice

In Ruiz Food Products, Inc. v. MacroPoint LLC, the Patent Trial and Appeal Board (PTAB) considered whether the time-bar provision of 35 U.S.C. § 315(a)(1) was triggered when a real party-in-interest had previously filed an...more

Smart & Biggar

Apotex not permitted to plead promise-based invalidity grounds in Ontario section 8 lansoprazole action

Smart & Biggar on

This motion arose in the context of a section 8 action in which Apotex claims damages for delay in the issuance of its notice of compliance for its generic lansoprazole product (Takeda's PREVACID), due to prohibition...more

Smart & Biggar

Shire’s VYVANSE patent valid, prohibition order issued

Smart & Biggar on

On June 29, 2018, Justice Fothergill of the Federal Court granted Shire’s application under the pre-amended Patented Medicines (Notice of Compliance) Regulations (PMNOC Regulations) for an order prohibiting the Minister of...more

Akin Gump Strauss Hauer & Feld LLP

PTAB Institutes IPR Despite Petitioner’s Prior Invalidity Challenge in Declaratory Judgment Action, Citing “Unambiguous Language”...

On August 1, 2016, Canfield Scientific, Inc. filed a civil action in the District of New Jersey against Melanoscan, LLC, seeking a declaratory judgment of non-infringement of U.S. Patent No. 7,359,748 (“the ’748 Patent”). In...more

Proskauer - New England IP Blog

Cold to Mootness Challenge, But Warm to Inequitable Conduct Defenses

In a recent opinion from the District of Massachusetts, Judge Woodlock provided a reading on the mootness of an inequitable conduct counterclaim, where the asserted claims of the thermometer patent at issue were previously...more

Fish & Richardson

Massachusetts Patent Litigation Wrap Up – July 2017

Fish & Richardson on

This post is part of a monthly series summarizing notable activity in patent litigation in the District of Massachusetts, including short summaries of substantive orders issued in pending cases. PetEdge, Inc. v....more

Schwabe, Williamson & Wyatt PC

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

Our report includes discussions of six of the precedential cases decided in the past week and will include the other three cases in next week’s report. In Aylus v. Apple, the panel finds prosecution disclaimer in a...more

Patterson Belknap Webb & Tyler LLP

Humira Biosimilar Approved As Litigation Gets Going

The FDA on Friday approved the first U.S. biosimilar of Humira (adalimumab), AbbVie’s best-selling biologic for treatment of inflammatory conditions. The biosimilar, Amgen’s Amjevita (adalimumab-atto), received approval for...more

Proskauer - New England IP Blog

Lights Out for Invalidity and Unenforceability Counterclaims After PTAB Invalidates Design Patent

Flipping the switch on the last remaining claims in the case, a Massachusetts Court recently dismissed as moot two defendants’ counterclaims for declaratory judgment of invalidity and unenforceability following a PTAB...more

McDermott Will & Emery

ANDA Update - October 2015

McDermott Will & Emery on

Federal Circuit Interprets Statutory Requirements for Biosimilar Regulatory Pathway - Amgen Inc., v. Sandoz Inc., (Fed. Cir. July 21, 2015): In a case of first impression, the U.S. Court of Appeals for the Federal...more

Akin Gump Strauss Hauer & Feld LLP

IP Newsflash - June 2015 #2

DISTRICT COURT CASES - District Court Required Identification of Prior Art in Defendant’s Counterclaim of Invalidity - In the Southern District of New York, the court granted plaintiff’s motion to dismiss...more

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