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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
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
Jiaxing Super Lighting Electric Appliance, Co. Ltd. v. CH Lighting Technology Co., Ltd., Appeal No. 2023-1715 (Fed. Cir. July 28, 2025) In our Case of the Week, the Federal Circuit addressed three issues arising from a...more
SHOCKWAVE MED., INC., V. CARDIOVASCULAR SYS., INC. - Before Lourie, Dyk, and Cunningham. Appeal from the United States Patent and Trademark Office, Patent Trial and Appeal Board in No. IPR2019-00405. In inter partes review...more
The US Court of Appeals for the Federal Circuit clarified that while applicant-admitted prior art (AAPA) may be cited as evidence of general background knowledge in inter partes review (IPR) proceedings, it cannot serve as...more
The Federal Circuit recently issued a precedential decision in Shockwave Med., Inc. v. Cardiovascular Sys., Inc. (CSI), affirming-in-part and reversing-in-part the Patent Trial and Appeal Board’s (PTAB) decision, and...more
Received wisdom is that inter partes review proceedings are limited to prior art as defined by patents and printed publications. But in recently decided Shockwave Medical, Inc. v. Cardiovascular Systems, Inc., another prior...more
Acting Director of the USPTO Coke Morgan Stewart recently discretionarily denied institution of an inter partes review (IPR) based on a new consideration, “settled expectations,” that is, the length of time that the...more
INGENICO INC. v. IOENGINE, LLC Before Dyk, Prost, and Hughes. Appeal from the United States District Court for the District of Delaware. IPR estoppel does not preclude reliance on public-use evidence that is substantively...more
A Delegated Rehearing Panel (“DRP”) recently modified the PTAB’s construction of the claim term “workload” and remanded, giving Mercedes-Benz USA, LLC (“Petitioner”) another opportunity to challenge a processor patent....more
Apple Inc., et. al v. Gesture Technology Partners, LLC (March 4, 2025) (Moore (Chief Judge), Prost and Stoll) (on appeal from the Patent Trial and Appeal Board) [WAIVER; OBVIOUSNESS] ....more
On June 11, 2025, the U.S. Court of Appeals for the Federal Circuit decided Agilent Technologies, Inc. v. Synthego Corp. (No. 23-2186), addressing enablement of prior art references for disputed CRISPR-Cas9 gene-editing...more
The Federal Circuit recently clarified in Ingenico Inc. v. IOENGINE, LLC that inter partes review (IPR) estoppel does not extend to physical systems described in prior art patents or printed publications....more
On June 11, 2025, the United States Court of Appeals for the Federal Circuit affirmed the Patent Trial and Appeal Board (PTAB) decision invalidating two patents owned by Agilent Technologies. The patents at issue, U.S. Patent...more
When prosecuting a patent with similar language across various claims make sure your claim terms have different meanings, otherwise, during litigation you may lose the strategic opportunity to keep some claims valid if others...more
This Federal Circuit Opinion analyzes invalidity based on anticipation and obviousness, more specifically based on implicit claim construction of the claim limitation and inherent disclosures....more
The Federal Circuit recently resolved a split among the district courts whether patent infringement defendants who bring inter partes review (IPR) challenges are estopped from raising new prior art challenges in a co-pending...more
Key Takeaways - - A recent Federal Circuit decision in a case involving an inter partes review (IPR) significantly narrowed a patentee’s ability to rely on estoppel to block a defendant from raising invalidity grounds. -...more
The Patent Trial and Appeal Board designated a recent decision as informative. In the decision, Coke Morgan Stewart, Acting Director of the U.S. Patent and Trade Office (USPTO), ended the petitioner's challenges, noting that...more
On April 16, 2025, the Patent Trial and Appeal Board (PTAB) denied institution of inter partes review (IPR) for several claims of U.S. Patent No. 7,187,307, owned by Universal Connectivity Technologies, Inc. HP Inc., Dell...more
The US Patent & Trademark Office (PTO) designated a recent Director Review decision as informative, signaling its significance for future proceedings. The decision emphasizes that a final district court ruling invalidating a...more
In a matter of first impression, the US Court of Appeals for the Federal Circuit found that inter partes review (IPR) estoppel does not preclude a petitioner from relying on the same patents and printed publications as...more
This LawFlash details strategic takeaways and practical lessons from the recent US Court of Appeals for the Federal Circuit case on IPR estoppel, evidence of public use, and jury instructions on specific issues....more
In its recent decision in Ingenico Inc. v. IOENGINE, LLC, the Federal Circuit affirmed the district court’s decision to allow Ingenico to introduce certain prior art at trial, finding that inter partes review (IPR) estoppel...more