In a recent precedential opinion[1], the Federal Circuit rejected arguments by Amgen that a single step purification process used by Sandoz for its G-CSF biosimilar infringed claims of Amgen’s patent describing a multistep purification procedure for proteins expressed in a non-mammalian system.

In this case, the Federal Circuit explained that the doctrine of

Recently, Pfizer was denied institution of two follow-on inter partes review (IPR) petitions, IPR Nos. 2018-00330 and 2018-00331 (“the 2018 petitions”), filed on December 18, 2017, asserting invalidity of Genentech patents, U.S. 6,339,142 (“the ’142 patent”) and U.S. 9,249,218 (“the ’218 patent”).  The Patent Trial and Appeal Board (“the Board”) denied instituting the IPRs using

  • FDA approves first Neulasta® (pegfilgrastim) and Procrit® (epoetin alfa) biosimilars and second Neupogen® (filgrastim biosimilar)
  • European Medicines Agency approves third and fourth trastuzumab, fourth infliximab, and fifth, sixth and seventh adalimumab biosimilars
  • Only four of twelve approved biosimilars have launched in the United States

As pharmaceutical drug costs attract increasing media attention and political scrutiny,

Earlier this month, the U.S. FDA announced approval of Mylan’s Fulphila biosimilar to Neulasta® (pegfilgrastim).  Neulasta® was developed by Amgen and first approved in the U.S. and Europe in 2002.  Following the approval announced on June 4, 2018, Fulphila, which was co-developed with Biocon, becomes the first biosimilar to pegfilgrastim approved in the U.S.

The

  • European Medicines Agency approves second trastuzumab and third insulin glargine biosimilars
  • FDA has not approved any biosimilar drug in 2018
  • Only three of nine approved biosimilars have launched in the United States

As pharmaceutical drug costs attract increasing media attention and political scrutiny, a growing number of biosimilar drugs are set to enter the U.S.

Sanofi-Aventis U.S. LLC, Genzyme Corporation, and Regeneron Pharmaceuticals, Inc. recently scored a victory in their ongoing dispute over a patent that Immunex Corporation claims covers Dupixent®, Sanofi and Regeneron’s anti-IL-4 antibody marketed for treatment of moderate-to-severe eczema. In February, the Patent Trial and Appeal Board (“the Board”) instituted two petitions for inter partes

Last week, the Federal Circuit affirmed a lower court’s dismissal of AbbVie’s complaint seeking declaratory judgment of invalidity of U.S. Patent No. 6,248,516 (“the ’516 patent”) owned by Astra Zeneca subsidiary MedImmune.  AbbVie brought this declaratory judgment action in June 2016 in the hopes of ending its royalty obligations to MedImmune.

The Fed. Circuit’s decision

  • U.S. Food & Drug Administration and European Medicines Agency approve first trastuzumab biosimilars
  • U.S. Food & Drug Administration approves a second infliximab biosimilar

As pharmaceutical drug costs attract increasing media attention and political scrutiny, a growing number of biosimilar drugs are set to enter the U.S. and European markets in the coming years.  Global sales

  • European Medicines Agency newly approves two adalimumab biosimilars
  • U.S. Food & Drug Administration approves first bevacizumab biosimilar

As pharmaceutical drug costs attract increasing media attention and political scrutiny, a growing number of biosimilar drugs are set to enter the U.S. and European markets in the coming years.  Global sales for the top nine branded biologic

Samsung Bioepis (“Bioepis”) has joined a growing list of challengers to Genentech’s U.S. Patent No. 6,407,213 (“the ʼ213 patent”) issued to Carter, et al. by filing two new petitions for inter partes review (“IPR”).  The ʼ213 patent, entitled “Method for Making Humanized Antibodies,” is generally directed to antibodies with humanized variable domains comprising non-human complementarity