News & Analysis as of

Patent Litigation Claim Construction

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

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - October 2024 #3

UTTO Inc. v. Metrotech Corp., Appeal No. 23-1435 (Fed. Cir. Oct. 18, 2024) In its only precedential patent decision this week, the Court analyzed the extent to which claim construction is appropriate on a motion to...more

Patterson Belknap Webb & Tyler LLP

To “Nonce” or Not to “Nonce”: Judge Merchant Considers Whether Patent Claims Recite “Nonce” Words Devoid of Structure

On October 11, 2024, Judge Orelia E. Merchant issued a decision construing the claims of three asserted patents in a litigation filed by Plaintiff Artec Europe S.A.R.L. (“Artec”) against Defendants Shenzhen Creality 3D Tech....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

Jones Day on

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

McDermott Will & Emery

When Can Same Claim Limitation Have Different Meanings? When It’s Functional, Of Course

McDermott Will & Emery on

Addressing for the first time whether a functional limitation must carry the same meaning in all claims, the US Court of Appeals for the Federal Circuit determined that it need not, vacating a district court decision to the...more

A&O Shearman

Federal Circuit Clarifies That The Meaning Of A Claim Term Can Vary While Still Remaining Consistent

A&O Shearman on

On September 16, 2024, the United States Court of Appeals for the Federal Circuit (“CAFC”) issued an opinion vacating and remanding a decision from the District Court of Minnesota which held the asserted claims of medical...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - September 2024 #3

Vascular Solutions LLC v. Medtronic, Inc., Appeal No. 24-1398 (Fed. Cir. Sept. 16, 2024) In our Case of the Week, the Federal Circuit evaluated certain heavily litigated claims directed to guide catheters. The patents...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Clarifies Test for Exception to Increasingly Rare Interference Proceedings

Speck v. Bates, No. 2023-1147 (Fed. Cir. May 23, 2024) addressed two issues, (1) whether courts should apply a one-way test or a two-way test to determine if pre-critical claims materially differ from post-critical claims,...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!

BakerHostetler on

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

McDermott Will & Emery on

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

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Clarifies Waiver Regulations for Rehearings Before the PTAB

In Voice Tech Corp., v. Unified Patents, LLC 2022-2163 (Fed Cir. August 1, 2024), the case addresses whether failure to re-raise arguments in a request for rehearing before the Patent Trial and Appeals Board (“PTAB”) forfeits...more

Sheppard Mullin Richter & Hampton LLP

The Federal Circuit Clarifies the Meaning of “Publicly Disclosed”

This decision emphasizes the significance of broader public dissemination to meet the statutory requirement of “publicly disclosed” for purposes of exceptions to prior art under 35 U.S.C. § 102(b)(2)(B)....more

McDermott Will & Emery

Unified Front: No Forfeiture by Failing to Raise Argument in Request for Rehearing

Addressing forfeiture of issues on appeal and sufficiency of the asserted prior art, the US Court of Appeals for the Federal Circuit upheld a Patent Trial & Appeal Board obviousness finding, explaining that a party does not...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - August 2024

Sanho Corp. v. Kaijet Technology International Limited Inc., Appeal No. 2023-1336 (Fed. Cir. July 31, 2024) In our Case of the Week, the Federal Circuit held that the private but non-confidential sale of thousands of...more

McDermott Will & Emery

Don’t Mess With Anna: Texas Town Schools Patent Owner on § 101

On cross-appeals from a granted Fed. R. of Civ. Pro. 12(c) motion on subject matter eligibility, the US Court of Appeals for the Federal Circuit found that a patent directed to a method for “assist[ing] an investigator in...more

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