On March 3, 2025, Amneal announced FDA acceptance of its Biologics License Application (BLA) for two proposed denosumab biosimilars referencing Amgen’s PROLIA® and XGEVA®. According to Amneal, the FDA has set a target action...more
On February 2, 2025, Shanghai Henlius Biotech, Inc. (“Henlius”) announced FDA acceptance of the Biologics License Application (BLA) for HLX11, a proposed biosimilar to Genentech’s PERJETA....more
On October 3, 2024, Teva Pharmaceuticals and mAbxience, a Fresenius Kabi majority-owned group, announced a new global licensing agreement for the development of an anti PD-1 oncology biosimilar candidate, further...more
In Pfizer Inc., v. Sanofi Pasteur Inc., SK Chems Co. Ltd., v. Vidal, 2019-1871 (March 5, 2024), the Federal Circuit affirmed the Board’s conclusions that claims 1–45 of U.S. Patent No. 9,492,559 were unpatentable due to...more
9/6/2024
/ Administrative Review ,
America Invents Act ,
Claim Construction ,
Interim Guidance ,
Patent Infringement ,
Patent Invalidity ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Patents ,
Prior Art ,
USPTO
The availability of post-grant proceedings at the Patent Trial and Appeal Board (PTAB) has changed the face of patent litigation. This periodic digest is designed to keep you up-to-date by highlighting interesting PTAB,...more
4/5/2024
/ Amgen v Sanofi ,
Comment Period ,
Confidential Information ,
Daubert Ruling ,
Enablement Inquiries ,
Inter Partes Review (IPR) Proceeding ,
Motion to Amend ,
NPRM ,
Patent Invalidity ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Patents ,
Post-Grant Review ,
Prior Art ,
USPTO
Petitioner Allowed to Proceed in “Understudy Role” -
In American Honda Motor Co., Inc. v. Neo Wireless, LLC, IPR2023-0791 (P.T.A.B. March 30, 2023), American Honda Motor Co., Inc. (“Honda”) filed a “copycat” Petition...more
Approval of Fresenius Kabi’s Tocilizumab Biosimilar in the EU: On September 19, 2023, Fresenius Kabi announced that the European Commission (EC) granted marketing authorization for TYENNE (tocilizumab), a biosimilar...more
The availability of post-grant proceedings at the Patent Trial and Appeal Board (PTAB) has changed the face of patent litigation. This periodic digest is designed to keep you up-to-date by highlighting interesting PTAB,...more
GlaxoSmithKline Biologicals SA and GlaxoSmithKline LLC (collectively, “GSK”) recently filed suit in the District of Delaware against Pfizer, Inc. alleging that Pfizer’s respiratory syncytial virus (“RSV”) vaccine ABRYSVO...more
Last week, Fresenius Kabi announced the launch of STIMUFEND (pegfilgrastim-fpgk), a biosimilar to Amgen’s NEULASTA, in the United States. As we previously reported, STIMUFEND was Fresenius Kabi’s first biosimilar...more
Earlier today, Fresenius Kabi announced that the U.S. Food and Drug Administration (FDA) approved IDACIO (adalimumab-aacf), a biosimilar referencing HUMIRA. IDACIO is approved for use in the treatment of chronic autoimmune...more
Fate of Fintiv -
As discussed in our Client Alert, “Fintiv 2.0: USPTO Director Issues Guidance Softening Risk of Discretionary Denial,” USPTO Director Kathi Vidal issued a set of interim procedures clarifying how the PTAB...more
Biogen Inc. (“Biogen”) recently announced that the European Medicines Agency (EMA) has accepted the marketing authorization application for BIIB800 (BAT1806), a biosimilar candidate referencing Roche’s ACTEMRA...more
Expert Testimony Alone Insufficient to Show Examiner's Material Error in Considering Prior Art -
In Nespresso USA, Inc. v. K-fee System GmbH, IPR2021-01222, Paper 9, at 25 (PTAB Jan. 18, 2022), the Board denied...more
6/15/2022
/ Estoppel ,
Expert Testimony ,
Inter Partes Review (IPR) Proceeding ,
Patent Examinations ,
Patent Invalidity ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Patents ,
Post-Grant Review ,
Prior Art ,
PTAB Precedential Opinion Panel (POP)
Earlier this week, Teva Pharmaceutical Industries Ltd. (Teva) announced that the UK Medicines & Healthcare Regulatory Agency (MHRA) approved ONGAVIA, a ranibizumab biosimilar referencing Genentech’s LUCENTIS. Ranibizumab...more
On March 30, 2022, Fresenius Kabi announced that the European Commission approved STIMUFEND, a pegfilgrastim biosimilar referencing NEULASTA, for patients with non-myeloid cancer who are receiving myelosuppressive...more
Last week, Biogen Inc. announced it had reached an agreement to sell its equity stake in the Samsung Bioepis joint venture to partner Samsung Biologics for an aggregate consideration of up to $2.3 billion. According to a...more
As we ring in the new year, we look back at the top U.S. biosimilar market developments of 2021. Here are our top five...more
FORUM SELECTION CLAUSES MAY OR MAY NOT PRECLUDE PTAB REVIEW -
In Kannuu Pty Ltd. v. Samsung Electronics Co., Ltd. & Samsung Electronics America, Inc., No. 21-1638 (Fed. Cir. Oct. 7, 2021), the Federal Circuit considered...more
12/17/2021
/ Administrative Procedure Act ,
Admissible Evidence ,
Evidence ,
Ex Partes Reexamination ,
Federal Rules of Evidence ,
Final Written Decisions ,
Forum Selection ,
Intellectual Property Protection ,
Inter Partes Review (IPR) Proceeding ,
Motion to Amend ,
Motion to Exclude ,
Non-Disclosure Agreement ,
Patent Infringement ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Patents ,
USPTO