Private Equity's Inversion Excursion: Pepper Hamilton Talks Tax With the Deal
As we previously discussed, beginning in 2022, a series of patent infringement lawsuits were filed against Moderna and collaborators Pfizer+BioNTech seeking damages based on their respective sales of the Spikevax® and...more
On April 3, 2025, GlaxoSmithKline (GSK) and Pfizer filed a stipulation to dismiss with prejudice GSK’s litigation in the United States District Court for the District of Delaware....more
PFIZER INC. v. SANOFI PASTEUR INC. - Before Lourie, Bryson, and Stark. Appeal from the Patent Trial and Appeal Board....more
GlaxoSmithKline Biologicals SA and GlaxoSmithKline LLC (collectively, “GSK”) recently filed suit in the District of Delaware against Pfizer, Inc. alleging that Pfizer’s respiratory syncytial virus (“RSV”) vaccine ABRYSVO...more
Partner Dan Shores will present a webinar titled "The mRNA/Lipid Nanoparticle Competitive and Litigation Landscape" for Medmarc, the leading expert in the products liability risks facing medical technology and life sciences...more
Last Friday, Alnylam Pharmaceuticals, Inc. (“Alnylam”) filed new complaints for patent infringement in the District of Delaware against Pfizer and Moderna. This is the third time Alnylam has sued Pfizer and Moderna in...more
Last week, Arbutus Biopharma Corp. and Genevant Sciences GmbH (collectively, Arbutus) filed a complaint for patent infringement in the District of New Jersey against Pfizer, Inc. and BioNTech SE....more
Substantial patent litigation activity occurred in the mRNA space in 2022, involving nearly all of the major mRNA and lipid nanoparticle (LNP) pioneers. Since this is the most significant happening in this space with respect...more
Several patent litigations have been filed involving mRNA pioneers such as Moderna, Inc. and BioNTech, Inc. (with Pfizer) over the past year relating to sales of the Moderna and BioNTech/Pfizer COVID-19 vaccine products...more
Last week Pfizer filed a lawsuit in a federal court of Australia against respondents Samsung Bioepis, Merck, Sharp & Dohme, Organon, and Arrow, to halt sales of their biosimilar BRENZYS (etanercept). Pfizer alleges that the...more
As we close out another calendar year, we look back at the top legal developments of 2021 that could influence the market for biologics and biosimilars. There were many interesting decisions and other developments in district...more
The December 2021 issue of Sterne Kessler's MarkIt to Market® newsletter discusses new enforcement tools courtesy of the Trademark Modernization Act; Pfizer's acquisition of Arena Pharmaceuticals; the latest developments in...more
On July 28, 2021, the Federal Court of Appeal (FCA) dismissed Seedling’s appeal from the Federal Court decision of Justice Grammond (2020 FC 1, previously reported), which concluded that certain claims of Seedlings' LifeCard...more
Allele v. Pfizer – The Basics. On April 23, 2021 Pfizer, Inc., BioNTechSE, and BioNTech US, Inc. (“Pfizer and BioNTech”) filed a joint reply supporting of their previously filed motion to dismiss a patent infringement...more
Update: Wyeth’s appeal was discontinued. On April 30, 2021, the Federal Court issued its decision relating to the validity of three patents relating to Pfizer’s PREVNAR 13, a 13-valent pneumococcal polysaccharide protein...more
Although the Federal Circuit had previously held that the PTAB may enter adverse judgment when a patent owner disclaims all claims challenged in an inter partes review (“IPR”) petition before an institution decision, in...more
At the end of last month, Judge Connolly denied defendants Hospira and Pfizer’s motion to dismiss following a telephone conference with the parties. We previously reported back in February 2020 that Amgen sued Pfizer and its...more
On December 10, 2020, the Supreme Court of Canada dismissed Pfizer’s application for leave to appeal (Docket No. 39150) a decision upholding an interlocutory decision on a question relevant to the assessment of section 8...more
UPDATE: On July 9, 2021, the Supreme Court of Canada denied Amgen’s leave to appeal (see article here). On November 3, 2020, the Federal Court of Appeal heard and dismissed the appeal of the first trial decision under the...more
The U.S. District Court for the District of Delaware has denied Amgen’s motion to consolidate a recently filed action against Pfizer and its affiliate Hospira relating to Hospira’s filgrastim biosimilar with an ongoing...more
In Biogen International GmbH v. Banner Life Sciences LLC, the Federal Circuit construed language of the Hatch-Waxman patent term extension statute in a manner Biogen argued was inconsistent with the “active moiety” focus of...more
UPDATE: UPDATE: On December 10, 2020, the Supreme Court of Canada dismissed Pfizer’s application for leave to appeal (Docket No. 39150) (see article here). Pfizer seeks leave in pregabalin section 8 case As previously...more
The Federal Circuit continued its explication of the standing issue for unsuccessful petitioners in inter partes review (see "Argentum Pharmaceuticals LLC v. Novartis Pharmaceuticals Corp. (Fed. Cir. 2020)") in Pfizer Inc. v....more
On April 27, 2020, the Federal Circuit issued a non-precedential opinion ruling that Pfizer failed to establish Article III standing in a pair of IPR appeals. At the PTAB, Pfizer had challenged the validity of Chugai’s...more
Last week, Amgen filed a new complaint against Pfizer and Hospira under the BPCIA for infringement related to Hospira’s filgrastim biosimilar. The action is related to newly granted U.S. Patent No. 10,577,392, which is...more