On September 29, 2025, Gedeon Richter Plc. (“Richter”) and Hikma Pharmaceuticals Plc. along with its wholly owned subsidiary Hikma Pharmaceuticals USA Inc. (“Hikma”) announced that the FDA approved their biosimilar denosumab products Enoby and Xtrenbo (denosumab-qbde), referencing Prolia and Xgeva respectively. This marks the seventh biosimilar denosumab approval. Hikma and…
As we previously reported, on June 17, 2025, Regeneron filed a complaint against Amgen under the BPCIA, alleging that Amgen’s aflibercept biosimilar, PAVBLU, infringes U.S. Patent No. 12,331,099 (“the ’099 patent”). The ‘099 patent issued on June 17, 2025, almost eight months after Amgen announced the launch of PAVBLU on…
On July 24, 2025, Acting Director of the USPTO, Coke Morgan Stewart, denied institution of inter partes review in IPR2025-00601 and IPR2025-00602, but referred the petition in IPR2025-00603 to the Board in Amgen Inc. v. Bristol-Myers Squibb Co. The Bristol-Myers Squibb (“BMS”) patents, challenged by Petitioner Amgen, relate to methods of…
On July 16, 2025, the District Court for the District of New Jersey entered a Consent Judgment and Injunction in view of a settlement agreement between Amgen, Inc. (“Amgen”) and Accord BioPharma, Inc. (“Accord”) resolving the BPCIA litigation regarding Accord’s denosumab biosimilar, INTP23. Pursuant to the agreement, Accord will be…
In the last week, Amgen, Inc and Amgen Manufacturing Ltd, LLC (“Amgen”) filed three more BPCIA complaints against companies seeking approval for a denosumab biosimilar. On June 25, 2025, Amgen filed a complaint in the U.S. District Court for the District of New Jersey against Hikma Pharmaceuticals USA Inc. (“Hikma”),…
On June 17, 2025, Regeneron Pharmaceuticals, Inc. (“Regeneron”) filed another complaint against Amgen Inc. (“Amgen”) under the BPCIA, alleging that Amgen’s aflibercept biosimilar, PAVBLU®, infringes U.S. Patent No. 12,331,099 (“the ’099 patent”). The ’099 patent issued on the same day, with claims generally directed to a stable liquid ophthalmic formulation…
Earlier this month, a Patent Trial and Appeal Board (“PTAB”) panel denied institution of two petitions that were filed separately by Samsung Bioepis (IPR2025-00176) and Formycon (IPR2025-00233) for inter partes review (“IPR”) of Regeneron’s U.S. Patent No. 11,084,865 (the “’865 patent”). The ’865 patent issued on August 10, 2021 and is…
The U.S. Court of Appeals for the Third Circuit recently issued an opinion holding that when a district court has ordered discovery under 28 U.S.C. § 1782, but has not yet conclusively defined the scope of that discovery, the decision is not “final” and thus may not be appealed under…
On May 14, 2025, HyClone Laboratories, LLC (“HyClone”) filed a Motion to Quash in the U.S. District Court for the District of Utah, seeking to quash Amgen Inc.’s (“Amgen”) subpoena to HyClone issued in Amgen’s denosumab BPCIA case against Accord. Amgen’s subpoena to HyClone seeks information regarding the full formulations…
On May 15, 2025, a jury returned a verdict finding Amgen Inc. (“Amgen”) liable for antitrust violations and awarding Regeneron Pharmaceuticals, Inc. (“Regeneron”) over $400 million in damages. As we reported previously, Regeneron filed its antitrust lawsuit in 2022 in the U.S. District Court for the District of Delaware, alleging…