As we previously reported, Amgen filed a complaint against Adello Biologics and Amneal alleging infringement of several patents, including certain claims of U.S. Patent No. 8,952,138, directed to a protein refolding process. In their answer, Adello sought a declaratory judgment that certain claims of the ’138 patent were not infringed…
On August 28, 2019, the District Court for the District of Delaware issued an opinion related to the validity of two of Amgen’s patents (U.S. Patent Nos. 8,829,165 and 8,859,741) covering its cholesterol-lowering drug Repatha® (evolocumab) and Sanofi’s Praluent® (alirocumab). After a jury found that two of the five asserted…
As we previously reported, the parties in the follow-on Amgen v. Apotex BPCIA litigation concerning Apotex’s proposed biosimilars of NEUPOGEN (filgrastim) and NEULASTA (pegfilgrastim) informed the district court on August 8 that they were drafting a stipulation and unopposed motion that would substitute Apotex as a party with a then-unnamed…
On August 22, Amgen and Allergan announced positive top-line results from a clinical study (JASMINE) comparing the efficacy and safety of the biosimilar candidate ABP 798 (rituximab) to the reference drug Rituxan® in patients with CD20-positive B-cell non-Hodgkins lymphoma. As we reported in January, ABP 798 was previously found to…
As we previously reported, after Amgen obtained FDA-approval for MVASI (bevacizumab-awws), a biosimilar of Genentech’s AVASTIN, Amgen submitted—and the FDA approved—a number of supplements that revised, among other things, manufacturing and labeling information for the product. Genentech subsequently filed a motion in the district court, arguing that the FDA’s approval…
As we previously reported, in IPR2016-01542, Apotex successfully challenged all 24 claims of Amgen’s U.S. Patent No. 8,952,138, directed to a protein refolding process. Apotex had filed its IPR petition in August 2016, while it was in the midst of BPCIA litigations in which Amgen was asserting the ’138 patent…
As we previously reported, in the Amgen v. Mylan litigation concerning Mylan’s FULPHILA (pegfilgrastim-jmdb), a biosimilar of NEULASTA, Amgen has asserted that Mylan infringes two protein purification process patents: U.S. Patent Nos. 8,273,707 and 9,643,997. Early this month, the district court requested the parties’ positions with regard to the ’707…
As we previously reported, Genentech has appealed the Delaware district court’s denial of its preliminary injunction motion that sought to bar sales of Amgen’s KANJINTI (trastuzumab-anns) biosimilar in the United States. In conjunction with its appeal, Genentech also asked the Federal Circuit (1) to issue an injunction against Amgen pending…
On July 29, Sandoz filed a response to Amgen’s petition for rehearing en banc of the Federal Circuit’s decision affirming summary judgment of non-infringement of Amgen’s U.S. Patent No. 8,940,878 (“the ‘878 patent”). The ‘878 patent concerns a protein purification method that is allegedly used in the manufacture of Amgen’s NEUPOGEN…
As we previously reported, last year Amgen appealed a Delaware district court’s decision dismissing Amgen’s patent infringement complaint under the BPCIA against Coherus on the ground that Coherus’s biosimilar of NEULASTA (pegfilgrastim) could not be found to infringe Amgen’s patent under the doctrine of equivalents (Amgen’s only asserted basis for…