Understanding the Impact of IPR Estoppel and PTAB Discretionary Denials — Patents: Post-Grant Podcast
What Were the Cooler Wars? (Part 2) — No Infringement Intended Podcast
A Guide to SEP: Standard Essential Patents for Tech Startups
Wolf Greenfield’s New Shareholders
5 Key Takeaways | Building a Winning Evidentiary Record at the PTAB (and Surviving Appeal)
Wolf Greenfield Attorneys Review 2024 and Look Ahead to 2025
5 Key Takeaways | Alice at 10: A Section 101 Update
Director Review Under the USPTO's Final Rule – Patents: Post-Grant Podcast
AGG Talks: Cross-Border Business Podcast - Episode 20: Mastering ITC Section 337 Investigations
Navigating Intellectual Property Challenges in the Renewable Energy Sector - Energy Law Insights
Patent Considerations in View of the Nearshoring Trends to the Americas
Tonia Sayour in the Spotlight
New Developments in Obviousness-Type Double Patenting and Original Patent Requirements — Patents: Post-Grant Podcast
3 Key Takeaways | What Corporate Counsel Need to Know About Patent Damages
5 Key Takeaways | Rolling with the Legal Punches: Resetting Patent Strategy to Address Changes in the Law
Meet Meaghan Luster: Patent Litigation Associate at Wolf Greenfield
Legal Alert: USPTO Proposes Major Change to Terminal Disclaimer Practice
PODCAST: Williams Mullen's Trending Now: An IP Podcast - Artificial Intelligence Patents & Emerging Regulatory Laws
Are Your Granted Patents in Danger of a Post-Grant Double Patenting Challenge?
Patent Litigation: How Low Can You Go?
Etanercept Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more
On March 5, 2025, the U.S. Court of Appeals for the Federal Circuit affirmed the District Court for the Northern District of West Virginia’s entry of a preliminary injunction preventing Celltrion, Inc. (“Celltrion”) from...more
Note: This post addresses two Federal Circuit decisions issued on January 29, 2025. Both appeals involved Plaintiff-Appellee Regeneron Pharmaceuticals, Inc., with the first appeal involving Defendant-Appellant Formycon AG...more
On November 9, 2022, the PTAB issued final written decisions in IPR2021-00880 and IPR2021-00881, filed by Mylan on two Regeneron patents related to aflibercept—U.S. Patent Nos. 9,254,338 and 9,669,069. The PTAB ruled in...more
As we previously reported, on June 3, 2022, Genentech filed a complaint against Tanvex in the U.S. District Court for the Southern District of Florida, alleging infringement of three patents under the BPCIA based on...more
On Friday, October 22, 2021, Judge Raymond A. Jackson of the Eastern District of Virginia (E.D. Va.) transferred Alvotech USA and Alvotech hf.’s (jointly, “Alvotech”) declaratory judgment suit against AbbVie Inc. and AbbVie...more
On February 11, 2020, in the Biogen v. Amgen BPCIA litigation regarding MVASI (bevacizumab-awwb), Amgen’s biosimilar of AVASTIN, Judge Colm Connolly of the Delaware District Court denied most of Genentech’s motion to dismiss...more
On September 25, 2018, the 10-day bench trial came to an end in the Immunex v. Sandoz patent litigation under the BPCIA concerning Sandoz’s Erelzi™ (etanercept-szzs) biosimilar. As we previously reported, prior to the start...more
On January 11, 2018, Celltrion and Teva filed two lawsuits against Genentech in the District Court for the Northern District of California. Case No. 3:18-cv-00274 relates to Celltrion’s Herzuma®, its trastuzumab biosimilar. ...more
Nantkwest, Inc. v. Matal [Order rehearing en banc] (No. 2016-1794, 8/31/17) (Prost, Newman, Lourie, Dyk, Moore, O'Malley, Reyna, Wallach, Taranto, Hughes, Stoll) - Per Curiam. Sua sponte vacating panel opinion, ordering...more
Since the Biologics Price Competition and Innovation Act of 2009 (BPCIA) was signed into law in 2010, only a small handful of abbreviated Biologics Licensing Applications (“aBLAs”) have been filed and of those the FDA has...more
Amgen Inc. v. Apotex Inc. (No. 2016-1308, 7/5/16) (Wallach, Bryson, Taranto) - July 5, 2016 12:05 PM - Taranto, J. In a suit under the Biologics Price Competition and Innovation Act, affirming the grant of a...more
Pre-AIA and Post-AIA Issues Presented by the On-Sale Bar - The “on-sale” bar to patentability refers to a sale or offer for sale of an invention that can invalidate the patent for that invention. The...more
The District Court for the District of Massachusetts (Judge Wolf) recently decided two pending motions in Janssen v. Celltrion: - ..Plaintiffs’ motion to stay litigation on the ‘471 patent (covering infliximab) pending...more
Federal Circuit Interprets Statutory Requirements for Biosimilar Regulatory Pathway - Amgen Inc., v. Sandoz Inc., (Fed. Cir. July 21, 2015): In a case of first impression, the U.S. Court of Appeals for the Federal...more
On May 26, 2015, the Supreme Court reversed the Federal Circuit’s decision in Commil USA, LLC v. Cisco Systems, Inc. and held that a defendant’s belief regarding patent validity is not a defense to an induced infringement...more