News & Analysis as of

Patent Litigation Claim Construction Patent Infringement

Hudnell Law Group

Generalized Testimony Falls Short in Doctrine of Equivalents Analysis

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On October 24, 2024, the United States Court of Appeals for the Federal Circuit issued a ruling in Nexstep, Inc. v. Comcast Cable Communications, LLC, affirming the District Court for the District of Delaware’s judgment of...more

McDermott Will & Emery

Equivalence Requires Element-by-Element Proof With Linking Argument

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The US Court of Appeals for the Federal Circuit affirmed a district court determination that a patent owner had not provided the “particularized testimony and linking argument” required to demonstrate equivalence under the...more

Womble Bond Dickinson

Federal Circuit: Claim Construction Not Forbidden Per Se at Motion to Dismiss Stage

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On October 18, 2024, the Federal Circuit issued a precedential decision in UTTO Inc. v. Metrotech Corp., No. 2023-145 (Fed. Cir. Oct. 18, 2024), addressing, in relevant part, the propriety of claim construction at the Rule 12...more

Alston & Bird

Patent Case Summaries | Week Ending October 18, 2024

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UTTO Inc. v. Metrotech Corp., No. 2023-1435 (Fed. Cir. (N.D. Cal.) Oct. 18, 2024). Opinion by Taranto, joined by Prost and Hughes. UTTO owns a patent directed to detecting and identifying underground utility lines, which the...more

Baker Botts L.L.P.

Third Quarter 2024 Federal Circuit Law Update

Baker Botts L.L.P. on

Since serving as a Federal Circuit clerk, Michael Hawes has monitored that court's precedential opinions and prepares a deeply outlined index by subject matter (invalidity, infringement, claim construction, etc.) of relevant...more

Jones Day

Director Vacates Decision Based on Improper Claim Construction

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The PTAB denied institution of inter partes review reasoning that Petitioner did not demonstrate a reasonable likelihood that Petitioner would prevail in establishing the unpatentability of any of the challenged claims. The...more

Alston & Bird

Patent Case Summaries | Week Ending September 20, 2024

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Vascular Solutions LLC, et al. v. Medtronic, Inc., et al., No. 2024-1398 (Fed. Cir. (D. Minn.) Sept. 16, 2024). Opinion by Mazzant (sitting by designation), joined by Moore and Prost....more

McDonnell Boehnen Hulbert & Berghoff LLP

Wisconsin Alumni Research Foundation v. Apple Inc. (Fed. Cir. 2024)

In a joint appeal of two adverse decisions from the District Court, the Federal Circuit on procedural grounds rejected an appeal from the Wisconsin Alumni Research Foundation ("WARF") in Wisconsin Alumni Research Foundation...more

WilmerHale

Federal Circuit Patent Watch: An Expert Need Not Have Acquired the Requisite Skill Level Prior to the Time of the Invention

WilmerHale on

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

Goodwin

Issue 45: PTAB Trial Tracker

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In Pfizer Inc., v. Sanofi Pasteur Inc., SK Chems Co. Ltd., v. Vidal, 2019-1871 (March 5, 2024), the Federal Circuit affirmed the Board’s conclusions that claims 1–45 of U.S. Patent No. 9,492,559 were unpatentable due to...more

Jones Day

PTAB Claim Construction May Be Binding In Later Litigation

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In 2016, the Federal Circuit expressed doubt that claim constructions from the PTAB could give rise to estoppel in later litigation because “the [PTAB] applies the broadest reasonable construction of the claims while the...more

BakerHostetler

Patent Experts: No Ordinary Skill in the Art at the Time of Invention? No Problem!

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The hypothetical person with ordinary skill in the art will have a certain amount of requisite experience in the subject matter of the patent at the time of the invention of the patent....more

Goodwin

Del. Judge Connolly Says Preambles Are Limiting, Cites Alice in Wonderland, and Invites the Federal Circuit to Weigh In

Goodwin on

Back in May 2023, Alnylam brought suit against Pfizer and BioNTech in the District of Delaware, alleging infringement of patents directed to vaccine lipid nanoparticle technology. On August 12, 2024, Chief Judge Connolly...more

Jones Day

No Requirement to Raise All Arguments in Rehearing Request

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The Federal Circuit in Voice Tech Corp. v. Unified Patents, LLC, No. 2022-2163 (Fed. Cir. Aug. 1, 2024) (Lourie, Chen, and Cunningham), affirmed the PTAB’s determination that claims of Voice Tech Corp.’s (“Voice Tech”) U.S....more

Fish & Richardson

Texas Patent Litigation Monthly Wrap-Up: July 2024

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Our Texas Patent Litigation Monthly Wrap-Up for July 2024 covers three decisions of interest from the Eastern District of Texas granting motions related to subject matter eligibility, stays pending inter partes review (IPR),...more

McDermott Will & Emery

Not Just a Blip: Section 101 as Affirmative Defense

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On appeal from a motion to dismiss based on subject matter eligibility, the US Court of Appeals for the Federal Circuit held that a district court appropriately analyzed certain claims as representative claims and that the...more

Bradley Arant Boult Cummings LLP

Preliminary Injunction Halts Sales of Tumor-Informed Cancer Screening Test

Late last week in Natera, Inc. v. NeoGenomics Laboratories, Inc. (24-1324), the Federal Circuit affirmed a preliminary injunction ruling from the lower court that mostly prohibits NeoGenomics from selling its oncology test...more

AEON Law

Patent Poetry: Federal Circuit Rules on Patent Damages Based on Foreign Conduct

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The Federal Circuit has ruled that a US patent-holder plaintiff may be able to recover damages for a defendant’s foreign sales of infringing products if the foreign sales were proximately caused by the defendant’s improperly...more

McDermott Will & Emery

New Arguments Yield Same Unpatentability Outcome

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On remand from the US Court of Appeals for the Federal Circuit in connection with inter partes review (IPR) proceedings, the Patent Trial & Appeal Board considered the petitioner’s reply arguments and evidence regarding the...more

Patterson Belknap Webb & Tyler LLP

How Much Searching is “Non-Exhaustive”?: Judge Gardephe Invalidates Claims as Indefinite

On April 24, 2024, United States District Court Judge Paul G. Gardephe (S.D.N.Y.) construed claims of three patents asserted by Network-1 Technologies, Inc. against Google LLC and YouTube, LLC. The court found the asserted...more

Jones Day

PTAB Denies IPR Petition for Failure to Construe Claims

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The PTAB recently denied 10x Genomics, Inc.’s (Petitioner) IPR petition (IPR2023-01299) against President and Fellows of Harvard College (Patent Owner) challenging claims of U.S. Pat. No. 11,098,303. Patent Owner identified...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - May 2024

SnapRays v. Lighting Defense Group, Appeal No. 2023-1184 (Fed. Cir. May 2, 2024) Our Case of the Week deals with an issue the Court has not addressed recently: the question of declaratory judgment jurisdiction....more

Mintz - Intellectual Property Viewpoints

Do Patent Claims to Methods of Treatment Cover In Vivo Transformations?

Where an alleged infringer administers a substance A to a subject, and the substance is subsequently transformed to a therapeutic agent X inside the subject’s body, does the administration of the substance A constitute an act...more

Jones Day

Petition Denied for Lacking Section 112(f) Construction and Fintiv

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On March 7, 2024, the PTAB denied institution in 10x Genomics, Inc. v. President and Fellows of Harvard College, IPR2023-01299, Paper 15 (PTAB Mar. 7, 2024) (“Decision”). The PTAB denied institution on two separate grounds:...more

Troutman Pepper

EDVA Judge Finds Driver Scheduling Patents Invalid

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In a lengthy and detailed opinion, EDVA Judge Hannah Lauck has dismissed a suit alleging infringement of seven patents relating to coordinating drivers to transport vehicles between locations, holding that the patents were...more

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