Podcast: IP Life Sciences Landscape: Aiding Orange and Purple Book Patent Owners in Developing PTAB Survival Skills
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
The Federal Circuit affirmed a District of Delaware finding of non-infringement in an ANDA litigation due to the patentee’s clear and unmistakable disavowal of claim scope during prosecution. Specifically, the court held that...more
On May 21, 2025 the Federal Trade Commission (FTC) issued renewed warning letters to five companies regarding over 200 allegedly improperly-listed patents in the Food and Drug Administration (FDA)’s Orange Book. Announcing...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
In a precedential ruling, the U.S. Court of Appeals for the Federal Circuit in Jazz Pharma. v. Avadel CNS Pharma., 2025 WL 1298920, — F.4th — (Fed. Cir. May 6, 2025), addressed the scope of the 35 U.S.C. § 271(e)(1) “safe...more
Federal district court cases that are filed pursuant to the Hatch-Waxman Act - This chart summarizes the case name, presiding judge, drug, and patents-at-issue in all federal district court cases that are filed pursuant to...more
Abbreviated New Drug Applications and 505(b)(2) Applications - This chart tracks the date, drug, reference-listed company, applicant, and indications of publicly available drug launches resulting from Abbreviated New Drug...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
New Drug Applications and 505(B)(2) Applications - This chart tracks the date, drug, reference-listed company, and applicant of Abbreviated New Drug Applications and 505(b)(2) Applications receiving final approval by the FDA....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
The bipartisan legislative push could create big hurdles for drug development, with concerns mounting over limited patent protections and increased litigation risks, hears Marisa Woutersen. The US pharmaceutical industry...more
Lonsurf® (tipiracil) - Case Name: Taiho Pharma Co. v. MSN Labs Private Ltd., No. 19-2342-JLH (D. Del. Jan. 23, 2025) (Hall, J.) Drug Product and Patent(s)-in-Suit: Lonsurf® (tipiracil); U.S. Patent No. 10,457,666 (“the ’666...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
On April 22, 2025, the U.S. District Court for the Northern District of West Virginia entered a Stipulation and Order Vacating Permanent Injunction and Dismissing All Claims and Counterclaims with Prejudice in In re:...more
Hetlioz® (tasimelteon) - Case Name: Vanda Pharms., Inc. v. FDA, Civ. No. 23-280 (TSC), 2025 WL 485401 (D.D.C. Feb. 13, 2025) (Chutkan, J.) Drug Product and Patent(s)-in-Suit: Hetlioz® (tasimelteon); U.S. Patent No. , a...more
Yondelis® (trabectedin) - Case Name: Janssen Prods., L.P. v. EVER Valinject GmbH, Civ. No. 24-7319, 2025 WL 639380 (N.D. Ill. Feb. 27, 2025) (Harjani, J.) Drug Product and Patent(s)-in-Suit: Yondelis® (trabectedin); U.S....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
Yutrepia® (treprostinil inhalation powder) - Case Name: Liquidia Techs., Inc. v. FDA, No. 24-2428 (D.D.C. Feb. 27, 2025) (Kelly, J.) Drug Product and Patent(s)-in-Suit: Yutrepia® (treprostinil inhalation powder) Nature of...more