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?
In a July 18 precedential decision in Colibri Heart Valve LLC v. Medtronic CoreValve LLC, the U.S. Court of Appeals for the Federal Circuit overturned a $106 million jury verdict against Medtronic for infringement of a patent...more
In Maquet Cardiovascular LLC v. Abiomed Inc., 131 F.4th 1330 (Fed. Cir. 2025), the Federal Circuit addressed whether the prosecution history of one patent in a patent family can limit the scope of claims in a different patent...more
While a Miranda warning isn’t given prior to starting substantive examination, perhaps it should be. In Azurity Pharmaceuticals, Inc. v. Alkem Laboratories, Ltd., a precedential decision issued on April 8, 2025, the Federal...more
Last week a remarkably interesting Federal Circuit case was decided concerning whether an asserted reference was properly shown to qualify as prior art in the rejection of a pending patent application. The pending application...more
Takeaways - -Intra-patent claim inconsistencies are errors correctible via reissue. -Subtle legal distinctions in reissue may require PTAB appeals. Patent prosecution errors occur. One such error that occurs is...more
Personalized Media Communications, LLC v. Apple, Inc., Appeal No. 2021-2275 (Fed. Cir. Jan. 20, 2023) Our Case of the Week focuses on the doctrine of prosecution laches. Following a bench trial on the issue held shortly...more
In Hyatt, the U.S. Court of Appeals for the Federal Circuit addressed “for the first time the PTO’s assertion of a prosecution laches defense in a civil action brought by a patentee under 35 U.S.C. § 145 to obtain a patent.”...more
[co-author: Jamie Dohopolski] Last year, the continued global COVID-19 pandemic forced American courts to largely continue the procedures set in place in 2020. The U.S. Court of Appeals for the Federal Circuit was no...more
Addressing for the first time whether the US Patent & Trademark Office (PTO) can assert prosecution laches as a defense in a civil action brought under 35 U.S.C. §145, the US Court of Appeals for the Federal Circuit held that...more
The US Court of Appeals for the Federal Circuit found that targeted advertising is still an abstract idea and that a system providing targeted advertising must utilize something more than generic features and routine...more
BAXALTA INC. V. GENENTECH, INC. Before Moore, Plager, and Wallach. Appeal from the District of Delaware Summary: A district court erred by interpreting a specification’s description of an “antibody” as a definition,...more
It is difficult to think of a case that has had more influence on patent practice than KSR v. Teleflex (550 U.S. 398 (2007)). In KSR, the U.S. Supreme Court rejected the established practice that an invention could not be...more
The Federal Circuit held recently that the "all substantive rights" test, used heretofore to determine the identity of the "patentee" for purposes of satisfying 35 U.S.C. § 281, should be the standard for determining common...more
PATENT CASE OF THE WEEK - Communication Test Design, Inc. v. Contec, LLC, Appeal No. 2019-1672 (Fed. Cir. March 13, 2020) - This week’s Case of the Week explores two important procedural issues: a court’s discretion to...more
Amgen, Inc. v. Amneal Pharmas. LLC et al - Before Newman, Lourie, and Taranto. Appeal from the U.S. District Court for the District of Delaware. Summary: An examiner amendment may give rise to prosecution history...more
In a case explaining what comprises an “applicant delay” in the context of a patent term adjustment (PTA), the US Court of Appeals for the Federal Circuit sided with the US Patent and Trademark Office (PTO) ruling that the...more
INTRA-CELLULAR THERAPIES, INC v. IANCU - Before Wallach, Chen, and Hughes. Appeal from the United States District Court for the Eastern District of Virginia. Summary: If a proper reply to a final Office Action is not...more
In Mayo Foundation for Medical Education and Research v. Iancu, the Federal Circuit agreed with the USPTO’s Patent Term Adjustment (PTA) calculation that excluded prosecution that occurred after an interference was decided...more
IRIDESCENT NETWORKS, INC. v. AT&T MOBILITY, LLC - Before Prost, Reyna and Taranto. Appeal from the U.S. District Court for the Eastern District of Texas - Iridescent sued AT&T and Ericsson for infringement of a patent...more
Patentee’s Unnecessarily Broad Prosecution Disclaimer Affirmed by Federal Circuit - In Technology Properties Limited LLC v. Huawei Technologies Co., Ltd., Appeal Nos. 2016-1306, -1307, -1309, -1310, -1311, the Federal...more
Fraud-Detection Patent Claimed Patent-Ineligible Subject Matter - In FairWarning IP, LLC v. Iatric Systems, Inc., Appeal No. 2015-1985, the Federal Circuit affirmed the district court’s holding that FairWarning’s patent...more
Addressing the standard to establish a “clear and unmistakable” disclaimer of claim scope during prosecution, the U.S. Court of Appeals for the Federal Circuit reversed the district court’s narrow claim construction and...more