IS THE A IN ANDA BEGINNING TO MEAN ANTITRUST?
Nature of the Case and Issue(s) Presented: Ozobax is indicated for treatment of spasticity resulting from multiple sclerosis, and particularly flexor spasms and concomitant pain, clonus, and muscular rigidity. While the use...more
Case Name: Jazz Pharms., Inc. v. Avadel CNS Pharms., LLC, Nos. 2024-2274, 2024-2277, 2024-2278, 2025 WL 1298920 (Fed. Cir. May 6, 2025) (Circuit Judges Lourie, Reyna, and Taranto presiding; Opinion by Lourie, J.) (Appeal from...more
The US Court of Appeals for the Federal Circuit affirmed (on its second review) a district court’s ruling upholding the validity of patent claims related to a long-acting injectable dosing regimen, finding that the...more
In In re Entresto (Sacubitril/Valsartan) Patent Litigation, Judge Richard G. Andrews of the U.S. District Court for the District of Delaware granted MSN Pharmaceuticals Inc. a victory on noninfringement of U.S. Patent No....more
AZURITY PHARMACEUTICALS, INC. v. ALKEM LABORATORIES LTD. Before Murphy, Moore, and Chen. Appeal from the United States District Court for the District of Delaware. Arguments and amendments made during prosecution of a parent...more
The US Court of Appeals for the Federal Circuit affirmed a district court’s noninfringement determination, finding that the presence of a disclaimed compound in the accused product precluded infringement. Azurity Pharm., Inc....more
Azurity Pharmaceuticals, Inc. v. Alkem Laboratories Ltd., Appeal No. 2023-1977 (Fed. Cir. Apr. 8, 2025) In our Case of the Week, the Federal Circuit affirmed that defendant Alkem’s proposed generic antibiotic did not...more
On March 17, 2025, Senators Chuck Grassley (R-IA), John Cornyn (R-TX), Richard Blumenthal (D-CT), and Richard Durbin (D-IL) re-introduced the “Affordable Prescriptions for Patients Act” (“APPA”), which previously passed the...more
Addressing the calculation of patent term extensions (PTEs) under the Hatch-Waxman Act, the US Court of Appeals for the Federal Circuit affirmed a district court decision that under the act the issue date of the original...more
Actavis Labs. FL, Inc. v. United States, Appeal No. 2023-1320 (Fed. Cir. Mar. 21, 2025) Our Case of the Week, in the words of its author, Circuit Judge Stark, “is not actually a patent case. It is, instead, a tax case.” In...more
In Actavis v. U.S., a case at the intersection of tax law and patent law, the Federal Circuit held that generic drug companies’ Hatch-Waxman litigation expenses are “ordinary and necessary business expenses” and can be...more
On March 13, 2025, the U.S. Court of Appeals for the Federal Circuit affirmed a five-year patent term extension (“PTE”) for Merck’s sugammadex patent, holding that the district court had correctly calculated PTE based on the...more
Novartis markets and sells a combination therapy of valsartan and sacubitril under the brand name Entresto® for the treatment of various forms of heart failure. MSN submitted an Abbreviated New Drug Application seeking...more
A bipartisan Senate bill dubbed the “Skinny Label, Big Savings Act” was introduced in January. The bill would expand the scope of protection afforded by section viii carve-outs, a mechanism that allows Abbreviated New Drug...more
The Federal Circuit recently reversed a district court decision that found a patent that did not describe after-arising technology failed to satisfy the written description requirement. In so doing, the Federal Circuit...more
This chart summarizes the case name, presiding judge, drug, and patents-at-issue in all federal district court cases that are filed pursuant to the Hatch-Waxman Act. It also includes the same information for proceedings...more
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
Precedential and Key Federal Circuit Opinions - STEUBEN FOODS, INC. v. SHIBUYA HOPPMANN CORPORATION [OPINION] (2023-1790, 1/24/2025) (Moore, Hughes, Cunningham) - Moore, Chief J. The Court reversed the district...more
Minocin® (minocycline) - Case Name: Melinta Therapeutics, LLC v. Nexus Pharms., Inc., Civ. No. 21-2636, 2024 WL 4799896 (N.D. Ill. Nov. 15, 2024) (Kness, J.) Drug Product and Patent(s)-in-Suit: Minocin® (minocycline);...more
The Federal Circuit recently reversed a District of Delaware decision that invalidated claims of Novartis’s Orange Book listed patent, U.S. Patent No. 8,101,659 (the “’659 patent”), for its blockbuster drug Entresto®, a...more
In Teva Branded Pharmaceutical Products R&D, Inc. v. Amneal Pharmaceuticals of New York, LLC, the Federal Circuit jumped on the bandwagon of scrutinizing the types of patents that can be listed in the Food & Drug...more
In 2024, the Hatch-Waxman Act continued to play a critical role in the U.S. pharmaceutical landscape, driving the dynamics between brand-name drugmakers and generics. This landmark legislation, enacted to encourage innovation...more
The US Court of Appeals for the Federal Circuit affirmed a district court’s delisting of patents from the Orange Book because the patent claims did not “claim the drug that was approved” or the active ingredient of the drug...more
On December 20th, 2024, the Court of Appeals for the Federal Circuit issued an important decision in Teva Branded Pharmaceutical Products R&D v. Amneal Pharmaceuticals that impacts Orange Book (OB) listings for patents...more
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