Analysis of patent litigation, PTAB practice, prosecution and pharma IP, written on the data behind LexDana.
CASE OF THE WEEK Enanta Pharmaceuticals, Inc. v. Pfizer Inc., Appeal No. 2025-1427 (Fed. Cir. Jun. 23, 2026) In our Case of the Week, the Federal Circuit affirmed summary judgment invalidating all claims of Enanta’s Patent No. 11,358,953 as…
Written by : Charlene A. Azema & Alexander G. Trimes Key Takeaway: Non-traditional trademarks like sound marks can provide valuable protection for distinctive sounds that function as source identifiers, particularly where other forms of intellectual…
Written by : J ason J. Jardine and Lizzy T. Do Key Takeaway: Amendments to Mexico’s Federal Law for Protection of Industrial Property align more with U.S. Patent and Trademark Office standards for restoring priority and application revival,…
Written by : Kimberly M. Papadantonakis, Ph.D. Key Takeaway : The value of intellectual property developed using government funds depends upon compliance with disclosure and licensing rules. Public investment is critical to the development and…
CASE OF THE WEEK Ironburg Inventions Ltd. v. Valve Corp., Appeal No. 2024-2088 (Fed. Cir. June 18, 2026) In its only precedential patent opinion last week, the Federal Circuit for the second time considered estoppel under 35 U.S.C. § 315(e) in the…
Written by : Greg Phillips & Eric R. Blosser Key Takeaways: Two members of rap group 2 Live Crew, and the heirs of a third member, attempted to terminate a transfer of copyright ownership in several records the group made in the 1980s under statutory…
Written by : Brian C. Barnes and Sophia F. Zahn OLLNOVA TECHNOLOGIES LTD. v. ECOBEE TECHNOLOGIES ULC [OPINION] Before Chen , Cunningham, and Stark. Appeal from the United States District Court for the Eastern District of Texas. Summary : A verdict form…
Written by: Tyler S. Cox Key Takeaways: Nextpower’s mix of apparatus and system claims illustrates how claim strategy can expand enforcement flexibility. Additionally, carefully drafting patent claims can expand the scope of protection of the claim…
Written by : Mark Lezama Key Takeaway : CNN’s copyright infringement lawsuit against Perplexity AI stands apart from prior AI copyright cases because of allegations that Perplexity pursued a licensing deal with CNN, failed to reach an agreement, and…
Written by : Ari Feinstein and Zoe E. Vikstrom HIKMA PHARMACEUTICALS USA INC. et al. v. AMARIN PHARMA, INC., et al. Jackson, J., delivered the opinion for a unanimous Court. Certiorari to the United States Court of Appeals for the Federal Circuit. Summary:…
AGI SURETRACK LLC v. FARMERS EDGE INC. Before Moore, Mayer , and Lourie. Appeal from the District of Nebraska. Summary : Patents claiming data collection, processing, and transmission using generic computer components are patent-ineligible abstract ideas…
Written by : Phillip J. Minnick, Ph.D. Key Takeaway: As space exploration moves toward longer-duration missions and sustained human presence, the need for closed-loop systems for water, waste, and air is driving innovation in space infrastructure. These…
