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Precedential and Key Federal Circuit Opinions - ECOFACTOR, INC. v. GOOGLE LLC [OPINION] (2023-1101, 5/21/2025) (Lourie, Dyk, Prost, Reyna, Taranto, Chen, Hughes, Stoll, Stark) - Moore, C.J. The en banc Court reversed...more
On April 25, 2025, the USPTO issued additional information in response to frequently asked questions (FAQs) about the “Interim Processes for PTAB Workload Management” memorandum issued on March 26, 2025. As discussed in our...more
SAGE PRODUCTS, LLC v. STEWART [OPINION] - Before Reyna, Cunningham, and Stark. Appeal from the United States Patent and Trademark Office, Patent Trial and Appeal Board. The Board did not abuse its discretion by relying on...more
It is relatively uncommon for parties to submit expert declarations in the preliminary-response phase of an IPR proceeding, but recently the Patent Owner in Imperative Care, Inc. v. Inari Medical, Inc. effectively used that...more
Following the U.S. Patent and Trademark Office’s (USPTO’s) decision to rescind the Fintiv Memo on Feb. 28, 2025, the result was that the Patent Trial and Appeal Board (PTAB) would have greater flexibility in exercising its...more
Addressing the issues of claim construction and the requisite expert qualifications to testify on obviousness and anticipation, the US Court of Appeals for the Federal Circuit vacated a Patent Trial & Appeal Board decision...more
Expert testimony plays a critical role in Patent Trial and Appeal Board (PTAB) proceedings at the U.S. Patent and Trademark Office (USPTO). Thousands of petitions for inter partes review (IPR) and post grant review have been...more
Abuse of Process and/or Sanctions – 37 C.F.R. § 42.12 - Spectrum Solutions LLC v. Longhorn Vaccines & Diagnostics, LLC, IPR2021-00847, IPR2021-00850, IPR2021-00854, IPR2021-00857 & IPR2021-00860 - Decision...more
The U.S. Court of Appeals for the Federal Circuit (“CAFC”) recently issued its opinion in Apple Inc. v. Gesture Technology Partners, LLC, a case that focuses on obviousness under 35 U.S.C. §103, claim breadth and the...more
The Patent Trial and Appeal Board granted institution of inter partes review of a patent directed to delivery of targeted television advertisements. The board rejected patent owner’s argument that a lack of particularity as...more
Kilpatrick partners John Alemanni and Justin Krieger recently presented a CLE addressing “Building a Winning Evidentiary Record at the PTAB (and Surviving Appeal).”...more
“Expert testimony that does not disclose the underlying facts or data on which the opinion is based is entitled to little or no weight.” 37 C.F.R. § 42.65(a). With that principle in mind, the PTAB recently denied institution...more
Director Vidal has issued two Director Review decisions related to the evaluation of expert testimony in Patent Trial and Appeal Board (PTAB) proceedings. ...more
Precedential and Key Federal Circuit Opinions - WISCONSIN ALUMNI RESEARCH FOUNDATION v. APPLE INC. [OPINION] (2022-1884, 8/28/2024) (Prost, Taranto, and Chen) - Prost, J. The Court affirmed two final judgments of the...more
The Patent Trial and Appeal Board denied institution of an inter partes review petition because a prior art patent figure did not provide exact dimensions, and therefore could not meet the relevant claim limitation. On...more
Be an Expert: Precedential PTAB Decision on Conclusory Expert TestimonyStutti TilwaA recent precedential decision from the Patent Trial and Appeal Board (“PTAB”) may serve as a warning for those parties who plan on relying on...more
A recent precedential decision from the Patent Trial and Appeal Board (“PTAB”) may serve as a warning for those parties who plan on relying on expert declarations in their inter partes reviews (“IPR”). On August 24, 2022, the...more
The US Court of Appeals for the Federal Circuit reversed a Patent Trial & Appeal Board obviousness decision, finding that disclosure in the prior art of all recited claim elements across multiple references, without more,...more
Director Vidal recently issued sanctions against OpenSky Industries (“OpenSky”) for attempted extortion during settlement negotiations and abuse of the IPR process for US Patent 7,725,759 and awarded $413,264.15 to VLSI...more
Substantial Evidence in Determining Obviousness - In Schwendimann v. Neenah, Inc, Appeal No. 22-1335, the Federal Circuit held that the PTAB’s finding on obviousness is supported by substantial evidence that a skilled...more
Cyntec Company, Ltd. v. Chilisin Electronics Corp., Appeal No. 2022-1873 (Fed. Cir. Oct. 16, 2023) In this week’s Case of the Week, the Federal Circuit reversed and remanded a California district court’s judgment as a...more
Inter partes reviews (IPRs) are litigation-like procedures held before the Patent Trial and Appeal Board (PTAB) of the United States Patent and Trademark Office that are used to challenge the validity of patents. Typically,...more
This recurring feature highlights any new PTAB precedential and/or informative decisions, any new substantive Director review decisions, and any new substantive decisions issued by the Precedential Opinion Panel (POP). The...more
The Patent Trial and Appeal Board recently rejected an inter partes review petition that relied on a conclusory and unsupported expert declaration. The expert’s written testimony, which repeated portions of the petition...more
Almirall’s patent claims recite: [a]bout 4% w/w of a polymeric viscosity builder comprising acrylamide/sodium acryloyldimethyl taurate copolymer…. The Board instituted an IPR on the patent, where the primary reference...more