Understanding the Impact of IPR Estoppel and PTAB Discretionary Denials — Patents: Post-Grant Podcast
New Developments in Obviousness-Type Double Patenting and Original Patent Requirements — Patents: Post-Grant Podcast
Inter Partes Review: Validity Before the PTAB
Purdue Pharma (Purdue) has filed a petition for a writ of certiorari challenging a recent Federal Circuit decision upholding the invalidation of several Purdue patents on grounds of obviousness....more
On July 8, the US Court of Appeals for the Federal Circuit issued a precedential opinion in Janssen Pharmaceuticals, Inc. et al. v. Teva Pharmaceuticals USA, Inc. affirming the district court’s finding that patent claims to a...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
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
Case Name: Purdue Pharma L.P v. Accord Healthcare Inc., Civ. No. 22-913-WCB, 2024 WL 4120717 (D. Del. Sept 9, 2024) (Bryson, J.) Drug Product and Patent(s)-in-Suit: OxyContin® (oxycodone HCl); U.S. Patent No. 11,304,908 (“the...more
The English High Court has held that a patent relating to a once-daily dosing of an active ingredient was invalid for lack of inventive step over prior art posters presented to the public at conferences. The decision has been...more
Antibody-drug conjugate (ADC) is a promising class of cancer treatments with accelerating U.S. Food and Drug Administration (FDA) approval and rapidly growing market size as discussed in previous articles in this series. This...more
On March 4, 2024, Merck Sharp & Dohme, LLC (“Merck”) filed four IPRs challenging The Johns Hopkins University (“JHU”) patents covering methods of treatment using pembrolizumab, which Merck sells under the trade name...more
In its recent review of a district court decision the Federal Circuit characterized as "a thorough opinion," the Federal Circuit affirmed invalidation for obviousness of four claims from four different Orange Book-listed...more
Case Name: Tris Pharma, Inc. v. Teva Pharms. USA, Inc., Civ. No. 20-5212 (KM)(ESK) (D.N.J. Aug. 16, 2022) (McNulty, J.) Drug Product and Patent(s)-in-Suit: QuilliChew ER® (methylphenidate); U.S. Patents Nos. 9,545,399 (“the...more
In a crowded pharmaceutical art, the deficiencies thereof being so patent that the FDA encouraged industry to address and correct them, concerning a formulation developed to address the opioid crisis raging earlier in this...more
Case Name: AstraZeneca AB v. Mylan Pharms., Inc., No. 2021-1729, 2021 WL 5816742 (Fed. Cir. Dec. 8, 2021) (Circuit Judges Taranto, Hughes, and Stoll presiding; Opinion by Stoll, J.; Opinion dissenting in part by Taranto, J.)...more
Ranges for Interdependent and Interactive Components Can Be Tricky to Derive - In Modernatx, Inc. v. Arbutus Biopharma Corporation, Appeal No. 20-2329, the Federal Circuit held that a presumption of obviousness based on...more
Precedential Federal Circuit Opinions - BIO-RAD LABORATORIES, INC. v. INTERNATIONAL TRADE COMMISSION [OPINION] (2020-1475, 2020-1605, May 28, 2021) (Newman, Lourie, Dyk) Lourie, J. Affirming the decision of the...more
BECAUSE THE PRIOR ART TAUGHT OVERLAPPING PH RANGES AND STRUCTURALLY SIMILAR COMPOUNDS AS THOSE CLAIMED IN THE PATENT-IN-SUIT, THE FEDERAL CIRCUIT REVERSED SUMMARY JUDGMENT OF NON-OBVIOUSNESS. Case Name: Valeant Pharms...more
THE DISTRICT COURT’S FINDINGS REGARDING INDEFINITENESS, NON-INFRINGEMENT, AND NON-OBVIOUSNESS WERE AFFIRMED BY THE APPELLATE COURT. Case Name: HZNP Medicines LLC v. Actavis Labs. UT, Inc., No. 2017-2149, -2152, -2153,...more
PLAINTIFF’S DISCLAIMER OF CLAIMS FOUND INVALID BY THE PTAB MOOTED ANY CONTROVERSY BEFORE THE APPELLATE COURT ASSOCIATED WITH THAT PATENT, AND A SECOND PATENT-IN-SUIT WAS NOT INVALID BECAUSE THE DISTRICT COURT DID NOT ERR IN...more
In OSI Pharmaceuticals LLC v. Apotex, Inc., the Federal Circuit reversed the PTAB’s determination that a Tarceva® patent was invalid as obvious because the decision was not supported by a reasonable expectation of success....more
In Amerigen Pharmaceuticals Limited v. UCB Pharma GmbH, generic drug manufacturer Amerigen appealed a decision of the Patent Trial & Appeal Board finding UCB’s patent to certain chemical derivatives of diphenylpropylamines...more
In Apotex Inc. v. Novartis AG, IPR2017-00854, Paper 109 (Jul. 11, 2018), the PTAB held that the claims of U.S. Patent No. 9,187,405 were not unpatentable on three separate grounds. Shortly thereafter, Novartis filed suit...more
Case Name: UCB, Inc. v. Accord Healthcare, Inc., Fed. Cir. Nos. 2016-2610, 2016-2683, 2016-2685, 2016-2698, 2016-2710, 2017-1001 (Fed. Cir. May 23, 2018) (Circuit Judges Prost, Bryson, and Stoll presiding; Opinion by Stoll,...more
In Bayer v. Watson, the panel throws out Bayer’s patent to its Staxyn erectile dysfunction drug as being obvious, noting that the district court focused too heavily on the commercial availability of the prior art. The panel...more
On July 17, 2017, the United States Court of Appeals for the Federal Circuit reversed, in a precedential opinion in Millennium Pharmaceuticals, Inc. v. Sandoz, Inc., No. 2015-2066 (Fed. Cir. July 17, 2017), a district court...more
Federal Court of Appeal finds that Apotex did not fail to mitigate its damages in relation to Apo-Trazodone drug submission - On April 6, 2017, the Federal Court of Appeal overturned the Federal Court’s finding that...more
Federal Court of Appeal rules on non-infringing alternatives and apportionment as defences to an accounting of profits from patent infringement - On February 2, 2017, the Federal Court of Appeal released a...more