News & Analysis as of

Prescription Drugs Patents

Knobbe Martens

Two Bills Introduced to Target “Patent Thickets” and “Product Hopping”

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On March 17, 2025, a bipartisan group of senators introduced two bills intended to decrease the cost of prescription drugs. The sponsors include Chuck Grassley (R-Iowa), John Cornyn (R-Texas), Richard Blumenthal (D-Conn.),...more

MoFo Life Sciences

Federal Circuit Clarifies Patent Term Extension Calculation for Reissue Patents

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On March 13, 2025, the Federal Circuit issued a decision in Merck Sharp & Dohme B.V. v. Aurobindo Pharma USA, Inc., No. 23-2254 (Fed. Cir. 2025) that clarifies how patent term extension (PTE) is calculated for reissue...more

American Conference Institute (ACI)

[Event] 21st Annual Conference on Paragraph IV Disputes - April 29th - 30th, New York, NY

Attend ACI's 21st Annual Conference on Paragraph IV Disputes and join leaders from brand and generic pharmaceutical companies, renowned outside counsel, esteemed members of the judiciary, government, and academia to: -...more

Sheppard Mullin Richter & Hampton LLP

FDA’s Semaglutide Shortage Resolution: Legal Implications and Risks for Compounding Pharmacies

Last month, the U.S. Food and Drug Administration (the “FDA”) announced in a Declaratory Order the resolution of the shortage of semaglutide injection products Wegovy and Ozempic (the “February Declaratory Order”). On March...more

Venable LLP

Prolia® / Xgeva® (denosumab) Biosimilar Updates: Celltrion Biosimilar Approval, Amneal aBLA Filing, and Fresenius Kabi Litigation...

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On February 28, 2025, the FDA approved Celltrion’s Stoboclo® / Osenvelt® (denosumab-bmwo) as the third company to receive FDA approval of biosimilars of Amgen’s Prolia® / Xgeva® (denosumab). ...more

Foley & Lardner LLP

GLP-1 Receptor Agonists and Patent Strategy: Securing Patent Protection for New Use of Old Drugs

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GLP-1 receptor agonists (GLP-1RAs) were initially approved for diabetes treatment (e.g., Ozempic®) but have revolutionized weight management (e.g., Wegovy®) and are now being explored for treating a wide range of health...more

Venable LLP

FDA Accepts EYLEA® Biosimilar Application for Alvotech / Teva’s AVT06

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On February 18, 2025, Alvotech and Teva announced the FDA acceptance of an aBLA for AVT06 (aflibercept), a proposed biosimilar of Regeneron’s EYLEA® (aflibercept). This aBLA joins Celltrion’s CT-P42 (aflibercept) awaiting...more

Foley & Lardner LLP

GLP-1 Receptor Agonists: New Frontiers and Challenges

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Obesity and diabetes have been two of the greatest public health challenges for decades. Many different diets and fads have promised the public a quick fix and a path to losing excess weight or resolving their diabetic...more

Axinn, Veltrop & Harkrider LLP

Pounding the Compounders: FDA’s “No Compound” Lists

Novo Nordisk recently made headlines petitioning FDA to stop the compounding of its blockbuster GLP-1 products so it can sell its patented semaglutide drugs exclusively. Compounding is the practice of creating new drug...more

Robins Kaplan LLP

ANDA Litigation Settlements - Winter 2024

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This chart summarizes the case name, drug, patents-in-suit, and publicly available terms for reported settlements in federal district court cases that are filed pursuant to the Hatch-Waxman Act....more

Knobbe Martens

Renewed Efforts in Congress for Pharmaceutical Patent Reform

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With the recent convocation of the 119th Congress, a change in administration, and resignation of USPTO Director Vidal, pharmaceutical patent reform is likely on the minds of many in Washington. Prior to this political...more

Robins Kaplan LLP

Novartis Pharms. Corp. v. Becerra

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Entresto® (sacubitril/valsartan) - Case Name: Novartis Pharms. Corp. v. Becerra, Civ. No. 24-cv-2234 (DLF), 2024 WL 4492072 (D.D.C. Oct. 15, 2024) (Friedrich, J.)  Drug Product and Patent(s)-in-Suit: Entresto®...more

Venable LLP

Alvotech and Teva Announce First FDA Acceptance of aBLA for Simponi® / Simponi Aria® (golimumab) Biosimilar

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On January 27, 2025, Alvotech and Teva announced the FDA acceptance of an aBLA for AVT05, a proposed biosimilar of Janssen’s Simponi® / Simponi Aria® (golimumab)....more

Robins Kaplan LLP

Janssen Pharms., Inc. v. Teva Pharms. USA, Inc.

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Invega Sustenna® (paliperidone palmitate) - Case Name: Janssen Pharms., Inc. v. Teva Pharms. USA, Inc., Civ. Nos. 18-734, 19-16484, 2024 WL 5135666 (D.N.J. Dec. 17, 2024) (Cecchi, J.)  Drug Product and Patent(s)-in-Suit:...more

Robins Kaplan LLP

Galderma Labs., L.P. v. Lupin Inc.

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Oracea® (doxycycline USP) - Case Name: Galderma Labs., L.P. v. Lupin Inc., No. 2024-1664, 2024 WL 4998071 (Fed. Cir. Dec. 6, 2024) (Circuit Judges Moore, Linn, and Prost presiding; Opinion by Moore, C.J.) (Appeal from D....more

Smart & Biggar

New PMPRB Draft Guidelines outline administrative process for excessive price hearing recommendations

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As we previously reported, on December 19, 2024, the Patented Medicine Prices Review Board (PMPRB) released its Draft Guidelines for PMPRB Staff regarding Administrative Process for Excessive Price Hearing Recommendation...more

Smart & Biggar

2024 highlights in Canadian life sciences IP and regulatory law

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In 2024, the Rx IP Update team at Smart & Biggar reported on a number of developments in Canadian life sciences IP and regulatory law. Highlights from 2024 are below; see also our top ten Rx IP Update reads of 2024....more

Alston & Bird

Patent Case Summaries | Week Ending December 20, 2024

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Teva Branded Pharmaceutical Products R&D, Inc., et al. v. Amneal Pharmaceuticals of New York, LLC, et al., No. 2024-1936 (Fed. Cir. (D.N.J.) Dec. 20, 2024). Opinion by Prost, joined by Taranto and Hughes....more

DLA Piper

Case-Narrowing Decisions are a One-Way Street: Reviewing Exeltis USA v. Lupin Ltd.

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Exeltis USA, Inc. and other parties (Exeltis) recently prevailed against Lupin Ltd. and Lupin Pharmaceuticals, Inc. (Lupin) in a patent infringement suit brought in the District of Delaware. After a three-day bench trial, the...more

Rothwell, Figg, Ernst & Manbeck, P.C.

Federal Circuit: Patent Must Claim Active Ingredient for Orange Book Listing

On December 20, 2024, the U.S. Court of Appeals for the Federal Circuit issued a significant ruling in the Teva v. Amneal case following oral arguments before the Federal Circuit, which we discussed in our previous article. ...more

McCarter & English, LLP

Drug Delivery Device Patents Removed from Orange Book

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The listing of patents in the Orange Book has an important role in intellectual property protection for pharmaceuticals. Patents listed in the Orange Book can include, without question, patents covering compositions or...more

Rothwell, Figg, Ernst & Manbeck, P.C.

Continued Investment in AI Drug Discovery Points to Potential Future Significance of Inventorship in Biosimilar Litigation

On December 3, 2024, Bristol Myers Squibb announced a collaboration agreement with three-year-old startup AI Proteins. According to its founder, Chris Bahl, PhD, AI Proteins uses “AI, synthetic biology, and laboratory...more

McDermott Will & Emery

The Devil Is in the Details: Bioequivalence, In Vitro Testing Not Enough to Establish Infringement

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Addressing for the first time the issue of whether bioequivalence data and in vitro testing can show that an abbreviated new drug application (ANDA) product with different immediate and delayed release portions infringed on a...more

DLA Piper

Silvergate Pharmaceuticals v. Bionpharma: The Relevance of Offers of Confidential Access Under the Hatch-Waxman Statute and Awards...

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In Silvergate Pharmaceuticals, Inc. v. Bionpharma Inc., the US District Court for the District of Delaware decided an open question regarding pre-filing investigation and attorney fees under Title 35 of the US Code, Section...more

McDermott+

McDermott+ Check-Up: November 22, 2024

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Congress Begins Disaster Relief Efforts, Continues Organizing for 119th Congress. In the aftermath of Hurricanes Helene and Milton, lawmakers are focused on funding an emergency supplemental disaster relief package. President...more

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