Podcast: IP Life Sciences Landscape: Aiding Orange and Purple Book Patent Owners in Developing PTAB Survival Skills
Attend ACI's inaugural Forum on Pharma & Biotech Patent Litigation USA and garner a winning edge in the high- stakes life sciences patent ligation arena. Get the in-depth and practical information that you need to develop...more
On July 15, 2025, U.S. Senators Peter Welch (D‑VT), Josh Hawley (R‑MO), and Amy Klobuchar (D‑MN) introduced the ETHIC Act—the Eliminating Thickets to Increase Competition Act (S. 2276)—in the U.S. Senate. The bill is designed...more
ACI’s virtual Annual Passport to Proficiency on the Essentials of Hatch-Waxman and BPCIA equips early-career professionals with the legal and regulatory fluency needed to contribute meaningfully to product strategy and...more
In Metacel Pharmaceuticals LLC v. Rubicon Research Private Ltd., the Court of Appeals for the Federal Circuit (CAFC) held that the optional product storage temperatures stated in Rubicon’s proposed generic product label did...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
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. Novartis Pharms. Corp. v....more
Nature of the Case and Issue(s) Presented: Salix holds NDAs for 200mg and 550mg Xifaxan. The 550mg strength product was approved to treat irritable bowel syndrome with diarrhea (“IBS-D indication”) and hepatic encephalopathy...more
Nature of the Case and Issue(s) Presented: FDA refused to approve Liquidia’s drug product, Yutrepia because another company, UTC, maintained marketing exclusivity. Liquidia sued FDA, and UTC intervened. The court granted...more
Nature of the Case and Issue(s) Presented: Cyclophosphamide is an antineoplastic agent used to treat various cancers, including lymphomas, myeloma, leukemia, and breast carcinoma. The ’952 patent, issued to Plaintiffs in May...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
Under a new U.S. Patent and Trademark Office (“USPTO”) policy issued in March 2025, pre-institution inter partes review (“IPR”) proceedings are now bifurcated, consisting of a first phase in which the director considers...more
On May 21, 2025, the Federal Trade Commission (FTC) renewed its efforts to challenge pharmaceutical manufacturers that have allegedly listed patents improperly in the Food and Drug Administration’s (FDA) publication of...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
Under a new U.S. Patent and Trademark Office ("USPTO") policy issued in March 2025, pre-institution inter partes review ("IPR") proceedings are now bifurcated, consisting of a first phase in which the director considers...more
On June 17, 2025, Regeneron Pharmaceuticals, Inc. (“Regeneron”) filed another complaint against Amgen Inc. (“Amgen”) under the BPCIA, alleging that Amgen’s aflibercept biosimilar, PAVBLU®, infringes U.S. Patent No. 12,331,099...more
Biosimilar Litigations include litigations relating to biosimilar/follow-on products of CDER-listed reference products. Litigations between biosimilar applicants/manufacturers and reference product sponsors as well as...more
In Jazz Pharmaceuticals, Inc. v. Avadel Cns Pharmaceuticals, LLC, Appeal No. 24-2274, the Federal Circuit held that injunctions prohibiting the initiation of new clinical trials for paper NDA drugs before patent expiration...more
United Therapeutics Corp. (UTC) and Liquidia Technologies Inc. have been battling for close to a decade over their respective inhaled formulations of treprostinil (UTC's Tyvaso®, Liquidia's Yutrepia™) for treatment of...more
The Federal Circuit recently considered the scope of a permanent injunction that prohibited a drug manufacturer from conducting certain clinical and regulatory activities in Jazz Pharmaceuticals, Inc. v. Avadel CNS...more
The Federal Trade Commission (FTC) is continuing to pursue pharmaceutical manufacturers for allegedly improperly listing patents in the “Orange Book,” delaying the entry of generic drug competitors. On May 21, the FTC...more
On May 6, 2025, the U.S. Court of Appeals for the Federal Circuit refined the boundaries of injunctive relief under the Hatch-Waxman Act in its precedential opinion in Jazz Pharms., Inc. v. Avadel CNS Pharms. The decision...more
Analyzing the permissible scope of an injunction under the Hatch-Waxman Act, the US Court of Appeals for the Federal Circuit reversed the district court’s prohibitions on an open-label extension (OLE) of a then-running...more
The Federal Circuit recently affirmed a district court’s holding that patent term extension (PTE) for a reissued patent was properly based on the issue date of the original patent and not that of the reissued patent. The...more
This week, we take a closer look at two precedential cases concerning pharmaceutical patent protections as applied to drugs in development. In Incyte Corp. v. Sun Pharm., Judge Hughes entered a dissent pushing back on the...more
Denosumab Challenged Claim Types in Litigation: Claims are counted in each litigation, so claims from the same patent challenged in multiple litigations are counted more than once. Within each litigation a claim is counted...more