Tag Archives: AbbVie

Coherus Challenges One AbbVie Humira Patent In Four PTAB Proceedings

I’ve written previously about sequential PTAB challenges to the same patent, but the dispute between Coherus Biosciences Inc. and AbbVie Biotechnology Ltd. has engendered six Inter Partes Review proceedings against the same Humira patent, four of which are pending and awaiting institution decisions. Coherus’s aggressive use of PTAB proceedings to challenge Humira patents shows that biosimilar applicants … Continue reading this entry

AbbVie Sues Amgen On 10 Of 100 Humira Patents

On August 4, 2016, Abbvie Inc. filed a complaint against Amgen, Inc. under the Biologics Price Competition and Innovation Act (BPCIA), asserting that Amgen’s application for approval of a biosimilar version of HUMIRA® infringes a number of AbbVie patents. The complaint specifically asserts infringement of ten HUMIRA® patents, but indicates that 51 others may be … Continue reading this entry

PTAB Denies Challenge Of Abbvie Humira Patents

The USPTO Patent Trial and Appeal Board (PTAB) denied institution of two Inter Partes Review challenges brought by Amgen, Inc. against two Humira patents covering stable formulations of anti-human Tumor Necrosis Factor alpha antibodies. The PTAB decisions illustrate the potential importance of establishing unpredictability in the field when defending against obviousness challenges.… Continue reading this entry

Amicus Briefs On Biosimilar Patent Litigation

Amgen has appealed the district court decision denying its motion for a preliminary injunction to keep Sandoz’ biosimilar version of Neupogen® off the market. (I wrote about the court’s decision in this article.) The appeal is on an expedited briefing schedule at the Federal Circuit, and three amicus briefs have been filed. All of the amicus … Continue reading this entry

Federal Circuit Holds That Even Functional Claims Require Structural Fence Posts

In AbbVie Deutschland Gmbh v. Janssen Biotech, Inc., the Federal Circuit affirmed the district court decision that found AbbVie’s patents directed to anti-IL-12 antibodies invalid for lack of adequate written description. As between the parties, this decision leaves Centocor free to market its Stelara® product for the treatment of psoriasis. More generally, this decision emphasizes the … Continue reading this entry