New Developments in Obviousness-Type Double Patenting and Original Patent Requirements — Patents: Post-Grant Podcast
Inter Partes Review: Validity Before the PTAB
Last week, Celltrion filed an IPR petition, PTAB IPR2023-00462, seeking cancellation of claims 1-18 of U.S. Patent No. 10,464,992 (“the ’992 patent”), assigned to Regeneron Pharmaceuticals, Inc. According to the Petition, the...more
This past April, the FDA approved Inflectra® (infliximab-dyyb), Celltrion and Hospira’s biosimilar of Janssen’s Remicade®. According to papers filed in the Federal Circuit this week, Celltrion and Hospira (collectively,...more
With the U.S. biosimilar pathway created by the Biologics Price Competition and Innovation Act (BPCIA) now fully up and running, there are now seven ongoing biosimilar litigations in the U.S. Here are brief updates on recent...more
On April 5, 2016, the FDA approved Celltrion's application to market a biosimilar to Janssen Biotech Inc.'s REMICADE® (infliximab) anti-TNF-a antibody (see "FDA Approves Inflectra - Celltrion's REMICADE® Biosimilar"). ...more
We previously wrote about Judge Wolf’s decision to invalidate Janssen Biotech, Inc.’s (“Janssen”) biopharmaceutical patent (U.S. Patent No. 6,284,471 (the “’471 Patent”)), based on the doctrine of obviousness-type double...more