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On July 29, 2025, Chief Administrative Patent Judge Scott R. Boalick circulated a memorandum to Members of the PTAB entitled “Final Written Decision Procedures for AIA Trial Proceedings.” ...more
A recent memo from the acting director of the US Patent and Trademark Office directs the Patent Trial and Appeal Board (PTAB) to reject inter partes review (IPR) petitions that use “applicant admitted prior art (AAPA), expert...more
The Federal Circuit’s recent decision in Google LLC v. Sonos, Inc. (24-1097) offers a compelling look at the evolving doctrine of prosecution laches, the written description requirement, and the practical realities of patent...more
On August 20, 2025, the U.S. District Court for the District of Delaware (court) found inequitable conduct when Applicant, Lindis Biotech, GMBH (Lindis), relied on data from hastily performed experiments to obtain a patent...more
In a precedential ruling that underscores the importance of consistency in claim drafting, the United States Court of Appeals for the Federal Circuit reversed a claim construction based on an improper interpretation of the...more
We have passed the midpoint of 2025, and the landscape of intellectual property law continues to evolve at a rapid pace, shaped by emerging technologies, and shifting judicial interpretations. From pivotal Supreme Court...more
For the first time under the bifurcated institution procedures, the Acting Director reversed her own prior discretionary denial, citing changed circumstances based on a settlement in the parallel district court litigation. ...more
Challengers striving to beat higher-ranked opponents at the US Open tennis tournament happening now in New York are not the only challengers facing tricky new situations. Parties wishing to challenge the validity of US...more
Sterne Kessler’s U.S. IP Update is a newsletter delivering the latest developments in U.S. intellectual property law, tailored for companies and legal counsel in Korea. Stay informed on key court decisions, policy changes,...more
In the recent decision of NOCO Company v. Brown and Watson International Pty Ltd [2025] FCA 887, Moshinsky J has provided welcomed clarity around the relevant date by which the best method known to the applicant is to be...more
On August 11, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) issued an opinion reversing the decision of the U.S. District Court for the District of Utah that found certain claims of a selectorized dumbbell...more
The US Court of Appeals for the Federal Circuit reversed a district court’s decision upholding patent validity, finding that the subject patent’s specification clearly established that the written description failed to...more
FMC Corp. v. Sharda USA, LLC - Before Moore, Chen, and Barnett. Appeal from the Eastern District of Pennsylvania. The district court erred by construing a claim term based on disclosures made in a provisional application and...more
ACI’s virtual Annual Passport to Proficiency on the Essentials of Hatch-Waxman and BPCIA equips early-career professionals with the legal and regulatory fluency needed to contribute meaningfully to product strategy and...more
Mondis Technology Ltd., et al. v. LG Electronics Inc., et al., Nos. 2023-2117, -2116 (Fed. Cir. (D.N.J.) Aug. 8, 2025). Opinion by Hughes, joined by Taranto and Clevenger....more
The Patent Trial and Appeal Board (PTAB) has undergone significant changes in how it evaluates patent challenges, creating both opportunities and obstacles for technology and life sciences companies....more
Returning to its decision in Kroy IP, the US Court of Appeals for the Federal Circuit denied a petition for panel rehearing and rehearing en banc, leaving undisturbed its prior opinion that collateral estoppel does not apply...more
The US Court of Appeals for the Federal Circuit vacated and remanded a preliminary injunction (PI), finding that the district court improperly construed a claim term based on references cited in a provisional application but...more
On July 31, 2025, the US Patent & Trademark Office (PTO) issued a memo clarifying the requirements under 37 C.F.R. § 42.104(b)(4) for inter partes review (IPR) petitions. The memo emphasizes that petitioners must clearly...more
The Patent Office recently announced that it will begin enforcing a rule that requires that inter partes review (IPR) petitions “specify where each element of the claim is found in the prior art patents or printed...more
Modern electro-mechanical systems—ranging from humanoid robots and automated assembly lines, to smart workout equipment and medical devices—combine mechanical and electronic components to automate the performance of physical...more
A patent applicant dissatisfied by an patent examiner's rejection of that applicant's claims in ex parte prosecution has recourse by appeal to the Patent Trial and Appeal Board (PTAB) under 35 U.S.C. § 134, and to the Federal...more
Mondis Tech. Ltd. v. LG Electronics Inc., Appeal Nos. 2023-2117, -2116 (Fed. Cir. Aug. 8, 2025) Our Case of the Week focuses on the written description requirement, and, in particular, how that requirement is considered...more
In a recent decision, Acting Director Coke Morgan Stewart denied a Patent Owner’s request for discretionary denial in LifeVac, LLC v. DCSTAR, Inc., IPR2025-00454. Even though Petitioner had previously challenged the same...more
In a mixed ruling on evidentiary exclusions and damages methodology, the US Court of Appeals for the Federal Circuit affirmed in part, reversed in part, vacated in part, and remanded a district court’s decision that excluded...more