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?
Precedential and Key Federal Circuit Opinions - LABORATORY CORPORATION OF AMERICA HOLDINGS v. QIAGEN SCIENCES, LLC [OPINION] (2023-2350, 08/13/2025) (Lourie, Dyk, Cunningham) - Lourie, J. The Court reversed the...more
The Federal Circuit recently issued a significant decision in the ongoing patent litigation between Laboratory Corporation of America Holdings (Labcorp) and Qiagen Sciences, LLC, reversing a Delaware district court’s judgment...more
The US Court of Appeals for the Federal Circuit reversed a district court’s denial of a motion for judgment as a matter of law (JMOL) of noninfringement, finding that the jury’s infringement findings were unsupported by...more
The Federal Circuit recently reversed a $4.7M verdict in a patent lawsuit involving two patents concerning next-generation sequencing methods—U.S. Patent Nos. 10,017,810 and 10,450,597. Both patents concern DNA preparation...more
Laboratory Corporation of America Holdings v. Qiagen Sciences, LLC, Appeal No. 2023-2350 (Fed. Cir. Aug. 13, 2025) - In our Case of the Week, the Federal Circuit reversed a jury finding of infringement from the District...more
The US Court of Appeals for the Federal Circuit recently held that cancellation of a claim during prosecution may give rise to prosecution history estoppel, precluding the patentee from recapturing the surrendered subject...more
In Janssen Pharmaceuticals, Inc. v. Teva Pharmaceuticals USA, Inc., Appeal No. 25-1228, The Federal Circuit found that claims reciting a dosing regimen with unequal loading doses were not obvious and that a presumption of...more
Prosecution history estoppel may narrow the scope of a claim that was unamended during prosecution, if another closely related claim is amended or cancelled during prosecution....more
On July 18, 2025, the U.S. Court of Appeals for the Federal Circuit reversed a $106 million jury verdict in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC, No. 2023-2153, finding that Colibri’s infringement claim under...more
On July 18, 2025, the US Court of Appeals for the Federal Circuit reversed a lower court ruling in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC, holding that prosecution history estoppel barred the patentees’ doctrine...more
Doctrine of equivalents (DOE) can be applied as a mechanism to hold a party liable for patent infringement even if the product or process does not literally infringe a patent claim, if the difference is “insubstantial”....more
In Intendis GmbH v. Glenmark Pharmaceuticals Inc., USA, the Federal Circuit affirmed the district court decision that found infringement under the doctrine of equivalents. This case shows that the doctrine of equivalents...more