As 2024 has come and passed, we saw another year of significant developments in litigation involving biologics and biosimilars. The following is a recap of the top four legal developments that we covered on the Big...more
On October 4, 2024, Amgen filed Case No. 1:24-cv-09555 (N.D. Ill.) against Fresenius Kabi, alleging FKS518 (denosumab), its proposed Prolia® / Xgeva® (denosumab) biosimilar, would infringe 33 of Amgen’s patents....more
Welcome to our quarterly update relating to biologics and biosimilars, including post-grant and patent litigation challenges to blockbuster biologics. Since the enactment of the Biologics Price Competition and Innovation Act...more
Case Name: Amgen Inc. v. Sandoz Inc., Nos. 2022-1147, 2022-1149, 2022-1150, 2022-1151, 2023 WL 2994166 (Fed. Cir. Apr. 19, 2023) (Circuit Judges Lourie, Cunningham, and Stark presiding; Opinion by Lourie, J.) (Appeal from...more
On May 1, 2023, Amgen filed a BPCIA complaint in the District of New Jersey against Sandoz related to Sandoz’s denosumab biosimilar of Amgen’s PROLIA® and XGEVA®. This is Amgen’s first BPCIA case filed with respect to a...more
As previously reported, Amgen sought leave to appeal a decision of the Federal Court of Appeal (2020 FCA 188) affirming Justice Southcott’s decision that the relevant claims of its filgrastim (NEUPOGEN) patent were invalid...more
Introduction - The biosimilar pathway was designed to increase competition for biologics and reduce healthcare costs. Yet 2020 saw a slowdown in biosimilar activity with the lowest number of annual biosimilar approvals since...more
Introduction - In many ways, 2019 was a notable year for biosimilars in the U.S. FDA approved the 26th biosimilar product and the 13th biosimilar product was launched in the U.S. market. These developments were...more
As of the end of 2019, reference product sponsors (“RPSs”) have filed dozens of patent infringement cases against biosimilar manufacturers under the Biologics Price Competition and Innovation Act (“BPCIA”). The doctrine of...more
On November 22, 2019, the parties in the Amgen v. Kashiv BPCIA litigation, concerning Kashiv’s proposed biosimilar of NEUPOGEN (filgrastim), submitted a stipulation of dismissal indicating that they have “agree[d] to the...more
September 21, 2019 was the second anniversary of the coming into force of the amended Patented Medicines (Notice of Compliance) Regulations (Regulations) heralding significant changes to the landscape for pharmaceutical...more
The US Court of Appeals for the Federal Circuit affirmed a summary judgment non-infringement ruling, finding that where both the claim language and the specification require that the disclosed steps be performed in the order...more
On May 8, 2019, the Federal Circuit issued a precedential opinion affirming a district court’s finding of noninfringement in an action brought under the Biologics Price Competition and Innovation Act (“BPCIA”). Amgen Inc. et...more
On February 21, 2019, Sandoz initiated a lawsuit against Amgen in the Northern District of California seeking a declaration that its biosimilar filgrastim and pegfilgrastim products do not infringe the Amgen’s ’997 patent. ...more
Many reference product sponsors (“RPSs”) of biologic products have sought extensive patent protection for their manufacturing processes, and RPSs commonly assert those patents against biosimilar manufacturers in Biologics...more
On July 20, 2018, FDA approved Pfizer’s biosimilar of Amgen’s Neupogen® (filgrastim). Pfizer’s product, Nivestym™, is the second biosimilar of Neupogen to be approved after Sandoz’s Zarxio®, the first approved biosimilar in...more
As biosimilar litigation between Amgen, the maker of Enbrel® (etanercept), and Sandoz, the maker of biosimilar ErelziTM (etanercept-szzs) heads toward trial before Judge Claire Cecchi in the District of New Jersey, Sandoz is...more
Courts have begun to shape the contours of the Biologics Price Competition and Innovation Act (“BPCIA”) and the progress of biosimilar litigation, but the use of declaratory judgment actions by biosimilar manufacturers...more
Since the passage of the Biologics Price Competition and Innovation Act (BPCIA), 2017 has been the most active year yet for drug manufacturers. Fish attorneys Tasha Francis, Jenny Shmuel, and Brianna Chamberlin addressed the...more
On December 14, 2017, the U.S. Court of Appeals for the Federal Circuit again interpreted the Biologics Price Competition and Innovation Act ("BPCIA"). In Amgen Inc. et al. v. Sandoz Inc., 15-cv-1499 (Fed. Cir. 2017), the...more
2017 was an eventful year for biosimilars in the U.S. As the number of biosimilar filings increased, important legal and regulatory decisions changed the strategic landscape of the biosimilars market for both innovators and...more
The Federal Circuit has issued its final decision in the biosimilar patent litigation between Amgen and Sandoz over the first product to be approved under the Biologics Price Competition and Innovation Act (BPCIA). Not...more
The Amgen v. Sandoz battle continues to make new law regarding the Biologics Price Competition and Innovation Act (“BPCIA”), this time in a December 14th ruling from the Federal Circuit finding that “the BPCIA preempts state...more
The Federal Circuit on Thursday issued an opinion in Amgen v. Sandoz holding that that the Biologics Price Competition and Innovation Act (BPCIA) preempts state-law claims that are based on a biosimilar applicant’s failure to...more
On December 14, the Federal Circuit issued a decision that further clarifies the ground rules for disclosures of product information by manufacturers of biosimilar pharmaceutical products. In particular, the Federal Circuit...more