Are Your Granted Patents in Danger of a Post-Grant Double Patenting Challenge?
The Briefing: A Prototypical Corporate Salesperson is Not Patentable
Podcast: The Briefing - A Prototypical Corporate Salesperson is Not Patentable
Ways to Amend the Claims in the Patent Invalidation Proceedings
Patent Right Evaluation Report in China’s Patent System
Stages of Patent Invalidation Proceedings
After the Federal Circuit vacated and remanded the district court’s non-obviousness determination, the district court again found that Teva failed to show, by clear and convincing evidence, that the claims of Janssen’s patent...more
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
Pegfilgrastim Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...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
Trastuzumab Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...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
Entresto® (valsartan/sacubitril) - Case Name: In re Entresto, 125 F.4th 1090 (Fed. Cir. Jan. 10, 2025) (Circuit Judges Lourie, Prost, and Reyna presiding; Opinion by Lourie, C.J.) (Appeal from D. Del., Andrews, J.) Drug...more
Insulin Glargine Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more
We provide a further update on developments regarding biosimilars in Canada (approvals, pending submissions, litigation, regulatory, market access and competition) since our last update in October 2021....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
For the past 13 years, leading pharmaceutical patent litigators for brand name and generic drug companies gather at the Paragraph IV Disputes conference to discuss, debate, and analyze the latest trends, judicial rulings and...more
The US Court of Appeals for the Federal Circuit affirmed a district court’s invalidity and infringement judgments for patents directed to a topical nonsteroidal anti-inflammatory drug, finding that a patent claim reciting a...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
Federal Court finds invalidity allegations relating to patent for metformin formulations not justified - On March 8, 2019, Justice Fothergill granted Valeant Canada’s application for an order prohibiting the Minister of...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
Yesterday, the Federal Circuit provided much-anticipated guidance on the scope of the America Invents Act’s “on-sale” bar provision. Helsinn Healthcare S.A. v. Teva Pharmaceuticals USA, Inc., et al., Nos. 2016-1284, 2016-1787...more
Last week the Federal Circuit affirmed a District Court's finding of invalidity and non-infringement in ANDA litigation between Spectrum Pharmaceuticals and Sandoz. In so doing, the Court deferred to the factual...more
When inter partes review (IPR) proceedings became effective in September 2012, few people would have predicted the transformative effect it would have on patents and the litigation landscape. Three years in, IPR has become...more
Over seven years ago, the Federal Circuit delivered a mixed ruling against Pfizer in litigation against Teva) relating to the pain medication Celebrex® (celocoxib) (where "celocoxib" is...more