On September 2, 2021, the parties in the Amgen v. Hospira (D. Del., No. 18-1064) Neupogen®/filgrastim litigation submitted a stipulation and proposed order to dismiss all claims and counterclaims in the litigation, with...more
On June 16, 2021, the District Court for the District of Delaware issued a claim construction order construing a key term in the ongoing patent dispute between Amgen and Hospira over Hospira’s proposed biosimilar of Amgen’s...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
As we previously reported, on February 11, 2020, Amgen sued Pfizer and its affiliate Hospira, alleging that their proposed biosimilar of Amgen’s NEULASTA (pegfilgrastim) would infringe U.S. Patent No. 8,273,707 (“the ’707...more
The Federal Circuit has declined to reconsider its December 2019 affirmance of the district court ruling in the Amgen v. Hospira (epoetin alfa) dispute. As we have previously reported, that ruling upheld a jury verdict...more
In December, in Amgen v. Hospira, 944 F.3d 1327 (Fed. Cir. 2019), a panel of the Federal Circuit issued the first decision applying the statutory Safe Harbor of 35 U.S.C. § 271(e)(1) to BPCIA patent litigation. ...more
It has been nearly 10 years since the U.S. Biosimilars Pathway (the Biologics Price Competition and Innovation Act) was enacted. The first biosimilar product in U.S. history was approved and launched in 2015. Ten biosimilars...more
On December 16, 2019, the Federal Circuit affirmed a Delaware jury verdict finding that Hospira infringed Amgen’s method of manufacturing patent on erythropoietin (EPO) and that Amgen was entitled to $70 million in damages...more
The US Court of Appeals for the Federal Circuit recently upheld the district court’s denial of a judgment as a matter of law (JMOL) or, alternatively, motion for a new trial, reinforcing the fine line that exists between...more
Following last month’s dismissal of the Amgen v. Kashiv filgrastim biosimilar litigation, yesterday Amgen and Tanvex filed a joint stipulation of dismissal in their BPCIA litigation concerning Tanvex’s filgrastim biosimilar...more
On December 6, 2019, the Federal Circuit will hear oral argument in a rituximab-related appeal by Biogen. The appeal stems from a final written decision of the Patent Trial and Appeal Board (PTAB) in an inter partes review...more
Here are some recent developments in U.S. legal proceedings relating to biosimilars: On December 10, 2018, in the Southern District of Florida, Apotex filed a motion to dismiss the patent infringement complaint that Amgen...more
Early last month, we reported that in the Amgen v. Hospira BPCIA litigation concerning Hospira’s Retacrit™ (epoetin alfa) biosimilar, Hospira had filed an appeal to the Federal Circuit from the Delaware district court’s final...more
A recent case at the U.S. District Court for the District of Delaware demonstrates how nuanced safe harbor protection under 35 U.S.C. § 271(e)(1) "non-infringement" can be for a pharmaceutical company developing a biosimilar...more
As we previously reported, last September a District of Delaware jury issued a verdict that Hospira’s manufacture of 14 batches of drug substance in connection with its proposed biosimilar of Amgen’s Epogen® (epoetin alfa)...more
As we previously reported, Amgen and Hospira both filed motions asking the Court to partially set aside the jury verdict in the Amgen v. Hospira litigation. In its motion, Hospira had asked the Court to set aside the jury...more
Below is our fall update on the U.S. patent litigations concerning proposed or approved biosimilar products. For additional details, please consult our BPCIA Litigation Summary Chart or our previous quarterly updates (Summer...more
Further to our update yesterday on the Amgen v. Hospira litigation, the parties in the case filed several additional motions yesterday. Following its filing of a motion for judgment as a matter of law under Federal Rule of...more
Addressing for the first time the issue of whether a sponsor has the right to obtain discovery related to infringement of non-asserted patents in a biosimilar litigation, the US Court of Appeals for the Federal Circuit...more
With the September 18, 2017 trial date fast approaching, the district court in Amgen v. Hospira last week denied Hospira’s motion for summary judgment of non-infringement of its proposed biosimilar of Epogen®/Procrit®...more
On August 10, 2017, the Federal Circuit issued its decision in Amgen v. Hospira. It dismissed Amgen’s interlocutory appeal from a discovery order on jurisdictional grounds and denied a writ of mandamus ordering the district...more
In the third installment of the "Amgen v." trilogy of BPCIA Federal Circuit cases, the Court in Amgen Inc. v. Hospira, Inc. answered a question that had been lingering since the very first case -- can a reference product...more
On Friday, in the ongoing Amgen v. Hospira district court litigation regarding Hospira’s proposed biosimilar of Epogen®/Procrit® (epoetin alfa), Amgen filed a motion for preliminary injunction seeking to enjoin Hospira from...more