On January 18, 2019, in Amgen v. Sanofi, the ongoing litigation concerning Sanofi and Regeneron’s Praluent® (alirocumab) product, Judge Andrews of the District of Delaware denied Sanofi’s motion for summary judgment that the asserted genus claims directed to monoclonal antibodies that inhibit PCSK9 (such as Amgen’s Repatha® and Sanofi/Regeneron’s Praluent® products)…
Following up on our previous coverage of Immunex’s patent infringement suit against Sanofi related to Immunex’s Dupixent® (dupilumab) biologic, Judge Otero recently denied Sanofi’s motion for summary judgement of invalidity based on indefiniteness of the claim terms “competes” and “binding affinity (Ka).” Sanofi criticized Immunex’s ’487 patent for failing to…
As we previously reported, Amgen is seeking en banc review of the Federal Circuit panel decision vacating a permanent injunction that would have otherwise prohibited the sale of Sanofi and Regeneron’s Praluent® (alirocumab) product and remanding the appeal to the district court for a new trial on the defendants’ written…
On January 3, 2017 in the Amgen v. Sanofi/Regeneron action, Judge Robinson denied Defendants’ motion for judgment in their favor as a matter of law (JMOL) and request for a new trial regarding written description and enablement of the asserted claims of the patents-in-suit. On March 16, 2016, after a trial,…