IS THE A IN ANDA BEGINNING TO MEAN ANTITRUST?
Nature of the Case and Issue(s) Presented: Astellas sued Lupin and Zydus based on the generics manufacturers’ ANDA filing and their efforts to make and sell generic mirabegron. In the leadup to the 2023 bench trial, the...more
Nature of the Case and Issue(s) Presented: The ’948 patent claims non-sterile drinkable liquid formulations of vancomycin, an antibiotic used to treat Clostridium difficile infection. These formulations are particularly...more
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
On June 9th, 2025, the Federal Circuit issued a decision in Acadia Pharms. Inc. v. Aurobindo Pharma Ltd., affirming the district court’s grant of summary judgment of no invalidity for obviousness-type double patenting (OTDP)...more
In Janssen Pharmaceuticals, Inc. v. Mylan Laboratories., the United States Court of Appeals for the Federal Circuit affirmed a district court ruling that a pharmaceutical dosing claim limitation was nonobvious despite prior...more
Reported settlements in federal district court cases - 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...more
Tradjenta® (linagliptin) - Case Name: Boehringer Ingelheim Pharms. Inc. v. Apotex Inc., Civ. No. 23-685-CFC, 2025 WL 71979 (D. Del. Jan. 10, 2025) (Connolly, J.) Drug Product and Patent(s)-in-Suit: Tradjenta® (linagliptin);...more
Simbrinza® (brinzolamide / brimonidine) - Case Name: Alcon Inc. v. Padagis Israel Pharms. Ltd., Civ. No. 22-1422-WCB, 2025 WL 457119 (D. Del. Feb. 5, 2025) (Bryson, C.J.) Drug Product and Patent(s)-in-Suit: Simbrinza®...more
INOMax® (nitric oxide) - Case Name: Mallinckrodt Pharms. Ireland Ltd. v. Airgas Therapeutics LLC, Civ. No. 22-1648-RGA, 2025 WL 472557 (D. Del. Feb. 12, 2025) (Andrews, J.) Drug Product and Patent(s)-in-Suit: INOMax® (nitric...more
The Federal Circuit affirmed a District Court decision that the label for a generic drug obtained from an ANDA would not induce infringement by reciting optional drug storage conditions the read on the NDA holder's Orange...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
On March 28, 2025, the United States Court of Appeals for the Federal Circuit issued an opinion affirming the United States District Court for the District of New Jersey decision that Mylan Laboratories Ltd. (“Mylan”) induced...more
Invega Trinza® (paliperidone palmitate) - Case Name: Janssen Pharms., Inc. v. Mylan Labs. Ltd., No. 2023-2042, 2025 WL 946390 (Fed. Cir. Mar. 28, 2025) (Circuit Judges Dyk, Prost, and District Judge Goldberg presiding;...more
While a Miranda warning isn’t given prior to starting substantive examination, perhaps it should be. In Azurity Pharmaceuticals, Inc. v. Alkem Laboratories, Ltd., a precedential decision issued on April 8, 2025, the Federal...more
Azurity Pharmaceuticals, Inc. v. Alkem Laboratories Ltd., No. 2023-1977 (Fed. Cir. (D. Del.) Apr. 8, 2025). Opinion by Murphy (sitting by designation), joined by Moore and Chen. Azurity owns a patent directed to non-sterile...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
In Actavis Labs. FL, Inc. v. U.S. (“Actavis”), a recent precedential decision, the Federal Circuit answered an important practical question regarding the interplay between the Hatch-Waxman Act and the Internal Revenue Code:...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
The recent uptick and rise in popularity of GLP-1 drugs for addressing weight loss and obesity has led to an increase in U.S. litigation involving this class of drugs. Over the past few years, litigation has focused on a wide...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
On March 21, the Court of Appeals for the Federal Circuit held in a precedential opinion that legal fees incurred by generic drug companies in defending against patent infringement suits brought under the Hatch-Waxman Act...more